net: Introduce struct sockaddr_unsized

index ec09620f40f7..0e316f063113 100644
@@ -163,7 +163,7 @@ struct proto_ops {
 	struct module	*owner;
 	int		(*release)   (struct socket *sock);
 	int		(*bind)	     (struct socket *sock,
-				      struct sockaddr *myaddr,
+				      struct sockaddr_unsized *myaddr,
 				      int sockaddr_len);
 	int		(*connect)   (struct socket *sock,
 				      struct sockaddr *vaddr,

@@ -345,7 +345,7 @@ int kernel_sendmsg(struct socket *sock, struct msghdr *msg, struct kvec *vec,
 int kernel_recvmsg(struct socket *sock, struct msghdr *msg, struct kvec *vec,
 		   size_t num, size_t len, int flags);
 
-int kernel_bind(struct socket *sock, struct sockaddr *addr, int addrlen);
+int kernel_bind(struct socket *sock, struct sockaddr_unsized *addr, int addrlen);
 int kernel_listen(struct socket *sock, int backlog);
 int kernel_accept(struct socket *sock, struct socket **newsock, int flags);
 int kernel_connect(struct socket *sock, struct sockaddr *addr, int addrlen,

index c17a6585d0b0..1666cf6f539e 100644
@@ -42,7 +42,7 @@ int inet_shutdown(struct socket *sock, int how);
 int inet_listen(struct socket *sock, int backlog);
 int __inet_listen_sk(struct sock *sk, int backlog);
 void inet_sock_destruct(struct sock *sk);
-int inet_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len);
+int inet_bind(struct socket *sock, struct sockaddr_unsized *uaddr, int addr_len);
 int inet_bind_sk(struct sock *sk, struct sockaddr *uaddr, int addr_len);
 /* Don't allocate port at this moment, defer to connect. */
 #define BIND_FORCE_ADDRESS_NO_PORT	(1 << 0)

index 2ccdf85f34f1..2188bad9a687 100644
@@ -1208,7 +1208,7 @@ void ipv6_local_rxpmtu(struct sock *sk, struct flowi6 *fl6, u32 mtu);
 void inet6_cleanup_sock(struct sock *sk);
 void inet6_sock_destruct(struct sock *sk);
 int inet6_release(struct socket *sock);
-int inet6_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len);
+int inet6_bind(struct socket *sock, struct sockaddr_unsized *uaddr, int addr_len);
 int inet6_bind_sk(struct sock *sk, struct sockaddr *uaddr, int addr_len);
 int inet6_getname(struct socket *sock, struct sockaddr *uaddr,
 		  int peer);

index 60bcb13f045c..3e0618514ce4 100644
@@ -1901,7 +1901,7 @@ int sock_cmsg_send(struct sock *sk, struct msghdr *msg,
  * Functions to fill in entries in struct proto_ops when a protocol
  * does not implement a particular function.
  */
-int sock_no_bind(struct socket *, struct sockaddr *, int);
+int sock_no_bind(struct socket *sock, struct sockaddr_unsized *saddr, int len);
 int sock_no_connect(struct socket *, struct sockaddr *, int, int);
 int sock_no_socketpair(struct socket *, struct socket *);
 int sock_no_accept(struct socket *, struct socket *, struct proto_accept_arg *);

index 5b1c072e2e7f..a029e5fcdea7 100644
@@ -735,7 +735,7 @@ extern wait_queue_head_t rds_poll_waitq;
 
 
 /* bind.c */
-int rds_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len);
+int rds_bind(struct socket *sock, struct sockaddr_unsized *uaddr, int addr_len);
 void rds_remove_bound(struct rds_sock *rs);
 struct rds_sock *rds_find_bound(const struct in6_addr *addr, __be16 port,
 				__u32 scope_id);

index 2c9084963739..a008dbe6d6f6 100644
@@ -42,7 +42,7 @@ void smc_unhash_sk(struct sock *sk);
 void smc_release_cb(struct sock *sk);
 
 int smc_release(struct socket *sock);
-int smc_bind(struct socket *sock, struct sockaddr *uaddr,
+int smc_bind(struct socket *sock, struct sockaddr_unsized *uaddr,
 	     int addr_len);
 int smc_connect(struct socket *sock, struct sockaddr *addr,
 		int alen, int flags);

index ca6fdcc6c54a..5e760ab62618 100644
@@ -145,7 +145,7 @@ void af_alg_release_parent(struct sock *sk)
 }
 EXPORT_SYMBOL_GPL(af_alg_release_parent);
 
-static int alg_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
+static int alg_bind(struct socket *sock, struct sockaddr_unsized *uaddr, int addr_len)
 {
 	const u32 allowed = CRYPTO_ALG_KERN_DRIVER_ONLY;
 	struct sock *sk = sock->sk;

index caaf2781136d..d9296f74f902 100644
@@ -450,7 +450,7 @@ static struct socket *drbd_try_connect(struct drbd_connection *connection)
 	*  a free one dynamically.
 	*/
 	what = "bind before connect";
-	err = sock->ops->bind(sock, (struct sockaddr *) &src_in6, my_addr_len);
+	err = sock->ops->bind(sock, (struct sockaddr_unsized *) &src_in6, my_addr_len);
 	if (err < 0)
 		goto out;
 

@@ -537,7 +537,7 @@ static int prepare_listen_socket(struct drbd_connection *connection, struct acce
 	drbd_setbufsize(s_listen, sndbuf_size, rcvbuf_size);
 
 	what = "bind before listen";
-	err = s_listen->ops->bind(s_listen, (struct sockaddr *)&my_addr, my_addr_len);
+	err = s_listen->ops->bind(s_listen, (struct sockaddr_unsized *)&my_addr, my_addr_len);
 	if (err < 0)
 		goto out;
 

index e0acc185e719..ef66a6359eb9 100644
@@ -993,7 +993,7 @@ static int kernel_bindconnect(struct socket *s, struct sockaddr *laddr,
 	int ret;
 
 	sock_set_reuseaddr(s->sk);
-	ret = s->ops->bind(s, laddr, laddrlen);
+	ret = s->ops->bind(s, (struct sockaddr_unsized *)laddr, laddrlen);
 	if (ret)
 		return ret;
 	ret = s->ops->connect(s, raddr, raddrlen, flags);

@@ -1315,7 +1315,7 @@ int erdma_create_listen(struct iw_cm_id *id, int backlog)
 	if (ipv4_is_zeronet(laddr->sin_addr.s_addr))
 		s->sk->sk_bound_dev_if = dev->netdev->ifindex;
 
-	ret = s->ops->bind(s, (struct sockaddr *)laddr,
+	ret = s->ops->bind(s, (struct sockaddr_unsized *)laddr,
 			   sizeof(struct sockaddr_in));
 	if (ret)
 		goto error;

index 708b13993fdf..7fe118cacb3f 100644
@@ -1340,7 +1340,7 @@ static int kernel_bindconnect(struct socket *s, struct sockaddr *laddr,
 			return rv;
 	}
 
-	rv = s->ops->bind(s, laddr, size);
+	rv = s->ops->bind(s, (struct sockaddr_unsized *)laddr, size);
 	if (rv < 0)
 		return rv;
 

@@ -1789,7 +1789,7 @@ int siw_create_listen(struct iw_cm_id *id, int backlog)
 				goto error;
 			}
 		}
-		rv = s->ops->bind(s, (struct sockaddr *)laddr,
+		rv = s->ops->bind(s, (struct sockaddr_unsized *)laddr,
 				  sizeof(struct sockaddr_in));
 	} else {
 		struct sockaddr_in6 *laddr = &to_sockaddr_in6(id->local_addr);

@@ -1813,7 +1813,7 @@ int siw_create_listen(struct iw_cm_id *id, int backlog)
 				goto error;
 			}
 		}
-		rv = s->ops->bind(s, (struct sockaddr *)laddr,
+		rv = s->ops->bind(s, (struct sockaddr_unsized *)laddr,
 				  sizeof(struct sockaddr_in6));
 	}
 	if (rv) {

index f732f6614d37..6ab036e4a35f 100644
@@ -676,7 +676,7 @@ l1oip_socket_thread(void *data)
 	hc->sin_remote.sin_port = htons((unsigned short)hc->remoteport);
 
 	/* bind to incoming port */
-	if (socket->ops->bind(socket, (struct sockaddr *)&hc->sin_local,
+	if (socket->ops->bind(socket, (struct sockaddr_unsized *)&hc->sin_local,
 			      sizeof(hc->sin_local))) {
 		printk(KERN_ERR "%s: Failed to bind socket to port %d.\n",
 		       __func__, hc->localport);

index b215b28cad7b..77b900db1cac 100644
@@ -462,7 +462,7 @@ static int data_sock_getsockopt(struct socket *sock, int level, int optname,
 }
 
 static int
-data_sock_bind(struct socket *sock, struct sockaddr *addr, int addr_len)
+data_sock_bind(struct socket *sock, struct sockaddr_unsized *addr, int addr_len)
 {
 	struct sockaddr_mISDN *maddr = (struct sockaddr_mISDN *) addr;
 	struct sock *sk = sock->sk;

@@ -696,7 +696,7 @@ base_sock_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
 }
 
 static int
-base_sock_bind(struct socket *sock, struct sockaddr *addr, int addr_len)
+base_sock_bind(struct socket *sock, struct sockaddr_unsized *addr, int addr_len)
 {
 	struct sockaddr_mISDN *maddr = (struct sockaddr_mISDN *) addr;
 	struct sock *sk = sock->sk;

index 90737cb71892..d07e87a0974c 100644
@@ -382,8 +382,8 @@ static int pptp_rcv(struct sk_buff *skb)
 	return NET_RX_DROP;
 }
 
-static int pptp_bind(struct socket *sock, struct sockaddr *uservaddr,
-	int sockaddr_len)
+static int pptp_bind(struct socket *sock, struct sockaddr_unsized *uservaddr,
+		     int sockaddr_len)
 {
 	struct sock *sk = sock->sk;
 	struct sockaddr_pppox *sp = (struct sockaddr_pppox *) uservaddr;

index 9a96df1a511c..35d0bd91f6fd 100644
@@ -1834,7 +1834,7 @@ static int nvme_tcp_alloc_queue(struct nvme_ctrl *nctrl, int qid,
 	sk_set_memalloc(queue->sock->sk);
 
 	if (nctrl->opts->mask & NVMF_OPT_HOST_TRADDR) {
-		ret = kernel_bind(queue->sock, (struct sockaddr *)&ctrl->src_addr,
+		ret = kernel_bind(queue->sock, (struct sockaddr_unsized *)&ctrl->src_addr,
 			sizeof(ctrl->src_addr));
 		if (ret) {
 			dev_err(nctrl->device,

index 470bf37e5a63..d543da09ef8e 100644
@@ -2055,7 +2055,7 @@ static int nvmet_tcp_add_port(struct nvmet_port *nport)
 	if (so_priority > 0)
 		sock_set_priority(port->sock->sk, so_priority);
 
-	ret = kernel_bind(port->sock, (struct sockaddr *)&port->addr,
+	ret = kernel_bind(port->sock, (struct sockaddr_unsized *)&port->addr,
 			sizeof(port->addr));
 	if (ret) {
 		pr_err("failed to bind port socket %d\n", ret);

index c2ac9a99ebbb..53aca059dc16 100644
@@ -822,7 +822,7 @@ int iscsit_setup_np(
 	sock_set_reuseaddr(sock->sk);
 	ip_sock_set_freebind(sock->sk);
 
-	ret = kernel_bind(sock, (struct sockaddr *)&np->np_sockaddr, len);
+	ret = kernel_bind(sock, (struct sockaddr_unsized *)&np->np_sockaddr, len);
 	if (ret < 0) {
 		pr_err("kernel_bind() failed: %d\n", ret);
 		goto fail;

index fd7ed65e0197..da1b516b9cfd 100644
@@ -650,7 +650,7 @@ static int pvcalls_back_bind(struct xenbus_device *dev,
 	if (ret < 0)
 		goto out;
 
-	ret = inet_bind(map->sock, (struct sockaddr *)&req->u.bind.addr,
+	ret = inet_bind(map->sock, (struct sockaddr_unsized *)&req->u.bind.addr,
 			req->u.bind.len);
 	if (ret < 0)
 		goto out;

index c1cadf8fb346..bf0e4ea0aafd 100644
@@ -82,16 +82,16 @@ int afs_open_socket(struct afs_net *net)
 	if (ret < 0)
 		pr_err("Couldn't create RxGK CM key: %d\n", ret);
 
-	ret = kernel_bind(socket, (struct sockaddr *) &srx, sizeof(srx));
+	ret = kernel_bind(socket, (struct sockaddr_unsized *) &srx, sizeof(srx));
 	if (ret == -EADDRINUSE) {
 		srx.transport.sin6.sin6_port = 0;
-		ret = kernel_bind(socket, (struct sockaddr *) &srx, sizeof(srx));
+		ret = kernel_bind(socket, (struct sockaddr_unsized *) &srx, sizeof(srx));
 	}
 	if (ret < 0)
 		goto error_2;
 
 	srx.srx_service = YFS_CM_SERVICE;
-	ret = kernel_bind(socket, (struct sockaddr *) &srx, sizeof(srx));
+	ret = kernel_bind(socket, (struct sockaddr_unsized *) &srx, sizeof(srx));
 	if (ret < 0)
 		goto error_2;
 

index 9a0b6c2b6b01..0500421b6e3b 100644
@@ -1134,7 +1134,7 @@ static int sctp_bind_addrs(struct socket *sock, __be16 port)
 		make_sockaddr(&localaddr, port, &addr_len);
 
 		if (!i)
-			result = kernel_bind(sock, addr, addr_len);
+			result = kernel_bind(sock, (struct sockaddr_unsized *)addr, addr_len);
 		else
 			result = sock_bind_add(sock->sk, addr, addr_len);
 

@@ -1813,7 +1813,7 @@ static int dlm_tcp_bind(struct socket *sock)
 	memcpy(&src_addr, &dlm_local_addr[0], sizeof(src_addr));
 	make_sockaddr(&src_addr, 0, &addr_len);
 
-	result = kernel_bind(sock, (struct sockaddr *)&src_addr,
+	result = kernel_bind(sock, (struct sockaddr_unsized *)&src_addr,
 			     addr_len);
 	if (result < 0) {
 		/* This *may* not indicate a critical error */

@@ -1852,7 +1852,7 @@ static int dlm_tcp_listen_bind(struct socket *sock)
 
 	/* Bind to our port */
 	make_sockaddr(&dlm_local_addr[0], dlm_config.ci_tcp_port, &addr_len);
-	return kernel_bind(sock, (struct sockaddr *)&dlm_local_addr[0],
+	return kernel_bind(sock, (struct sockaddr_unsized *)&dlm_local_addr[0],
 			   addr_len);
 }
 

index b05d4e9d13b2..c7734193d8d7 100644
@@ -1615,7 +1615,7 @@ static void o2net_start_connect(struct work_struct *work)
 	myaddr.sin_addr.s_addr = mynode->nd_ipv4_address;
 	myaddr.sin_port = htons(0); /* any port */
 
-	ret = sock->ops->bind(sock, (struct sockaddr *)&myaddr,
+	ret = sock->ops->bind(sock, (struct sockaddr_unsized *)&myaddr,
 			      sizeof(myaddr));
 	if (ret) {
 		mlog(ML_ERROR, "bind failed with %d at address %pI4\n",

@@ -2002,7 +2002,7 @@ static int o2net_open_listening_sock(__be32 addr, __be16 port)
 	INIT_WORK(&o2net_listen_work, o2net_accept_many);
 
 	sock->sk->sk_reuse = SK_CAN_REUSE;
-	ret = sock->ops->bind(sock, (struct sockaddr *)&sin, sizeof(sin));
+	ret = sock->ops->bind(sock, (struct sockaddr_unsized *)&sin, sizeof(sin));
 	if (ret < 0) {
 		printk(KERN_ERR "o2net: Error %d while binding socket at "
 		       "%pI4:%u\n", ret, &addr, ntohs(port)); 

index dd12f3eb61dc..96d972263020 100644
@@ -3112,7 +3112,7 @@ bind_socket(struct TCP_Server_Info *server)
 		struct socket *socket = server->ssocket;
 
 		rc = kernel_bind(socket,
-				 (struct sockaddr *) &server->srcaddr,
+				 (struct sockaddr_unsized *) &server->srcaddr,
 				 sizeof(server->srcaddr));
 		if (rc < 0) {
 			struct sockaddr_in *saddr4;

index 7a1e3dcc2cde..bf694bc78c65 100644
@@ -519,10 +519,10 @@ static int create_socket(struct interface *iface)
 	}
 
 	if (ipv4)
-		ret = kernel_bind(ksmbd_socket, (struct sockaddr *)&sin,
+		ret = kernel_bind(ksmbd_socket, (struct sockaddr_unsized *)&sin,
 				  sizeof(sin));
 	else
-		ret = kernel_bind(ksmbd_socket, (struct sockaddr *)&sin6,
+		ret = kernel_bind(ksmbd_socket, (struct sockaddr_unsized *)&sin6,
 				  sizeof(sin6));
 	if (ret) {
 		pr_err("Failed to bind socket: %d\n", ret);

index a516745f732f..ef517bb307e2 100644
@@ -966,7 +966,7 @@ static int p9_bind_privport(struct socket *sock)
 			((struct sockaddr_in *)&stor)->sin_port = htons((ushort)port);
 		else
 			((struct sockaddr_in6 *)&stor)->sin6_port = htons((ushort)port);
-		err = kernel_bind(sock, (struct sockaddr *)&stor, sizeof(stor));
+		err = kernel_bind(sock, (struct sockaddr_unsized *)&stor, sizeof(stor));
 		if (err != -EADDRINUSE)
 			break;
 	}

index 30242fe10341..45db43cde67f 100644
@@ -1149,7 +1149,7 @@ static int atalk_autobind(struct sock *sk)
 }
 
 /* Set the address 'our end' of the connection */
-static int atalk_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
+static int atalk_bind(struct socket *sock, struct sockaddr_unsized *uaddr, int addr_len)
 {
 	struct sockaddr_at *addr = (struct sockaddr_at *)uaddr;
 	struct sock *sk = sock->sk;

index 66d9a9bd5896..62fdf07c53de 100644
@@ -24,7 +24,7 @@ static int pvc_shutdown(struct socket *sock, int how)
 	return 0;
 }
 
-static int pvc_bind(struct socket *sock, struct sockaddr *sockaddr,
+static int pvc_bind(struct socket *sock, struct sockaddr_unsized *sockaddr,
 		    int sockaddr_len)
 {
 	struct sock *sk = sock->sk;

@@ -59,7 +59,7 @@ static int pvc_bind(struct socket *sock, struct sockaddr *sockaddr,
 static int pvc_connect(struct socket *sock, struct sockaddr *sockaddr,
 		       int sockaddr_len, int flags)
 {
-	return pvc_bind(sock, sockaddr, sockaddr_len);
+	return pvc_bind(sock, (struct sockaddr_unsized *)sockaddr, sockaddr_len);
 }
 
 static int pvc_setsockopt(struct socket *sock, int level, int optname,

index f8137ae693b0..1906a493c8aa 100644
@@ -97,7 +97,7 @@ static int svc_release(struct socket *sock)
 	return 0;
 }
 
-static int svc_bind(struct socket *sock, struct sockaddr *sockaddr,
+static int svc_bind(struct socket *sock, struct sockaddr_unsized *sockaddr,
 		    int sockaddr_len)
 {
 	DEFINE_WAIT(wait);

index 6ef8b2a57a9b..23c558ff9682 100644
@@ -1094,7 +1094,7 @@ static int ax25_release(struct socket *sock)
  *	that we've implemented support for SO_BINDTODEVICE. It is however small
  *	and trivially backward compatible.
  */
-static int ax25_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
+static int ax25_bind(struct socket *sock, struct sockaddr_unsized *uaddr, int addr_len)
 {
 	struct sock *sk = sock->sk;
 	struct full_sockaddr_ax25 *addr = (struct full_sockaddr_ax25 *)uaddr;

index fc866759910d..ba9f48771e11 100644
@@ -1185,7 +1185,7 @@ static int hci_sock_compat_ioctl(struct socket *sock, unsigned int cmd,
 }
 #endif
 
-static int hci_sock_bind(struct socket *sock, struct sockaddr *addr,
+static int hci_sock_bind(struct socket *sock, struct sockaddr_unsized *addr,
 			 int addr_len)
 {
 	struct sockaddr_hci haddr;

index 9b263d061e05..1fda214a815d 100644
@@ -944,7 +944,7 @@ static int iso_sock_create(struct net *net, struct socket *sock, int protocol,
 	return 0;
 }
 
-static int iso_sock_bind_bc(struct socket *sock, struct sockaddr *addr,
+static int iso_sock_bind_bc(struct socket *sock, struct sockaddr_unsized *addr,
 			    int addr_len)
 {
 	struct sockaddr_iso *sa = (struct sockaddr_iso *)addr;

@@ -1022,7 +1022,7 @@ static int iso_sock_bind_pa_sk(struct sock *sk, struct sockaddr_iso *sa,
 	return err;
 }
 
-static int iso_sock_bind(struct socket *sock, struct sockaddr *addr,
+static int iso_sock_bind(struct socket *sock, struct sockaddr_unsized *addr,
 			 int addr_len)
 {
 	struct sockaddr_iso *sa = (struct sockaddr_iso *)addr;

index 814fb8610ac4..ca7394d8fa4e 100644
@@ -80,7 +80,7 @@ static int l2cap_validate_le_psm(u16 psm)
 	return 0;
 }
 
-static int l2cap_sock_bind(struct socket *sock, struct sockaddr *addr, int alen)
+static int l2cap_sock_bind(struct socket *sock, struct sockaddr_unsized *addr, int alen)
 {
 	struct sock *sk = sock->sk;
 	struct l2cap_chan *chan = l2cap_pi(sk)->chan;

index 96250807b32b..d62fd6c57617 100644
@@ -781,7 +781,7 @@ static struct rfcomm_session *rfcomm_session_create(bdaddr_t *src,
 	addr.l2_psm    = 0;
 	addr.l2_cid    = 0;
 	addr.l2_bdaddr_type = BDADDR_BREDR;
-	*err = kernel_bind(sock, (struct sockaddr *) &addr, sizeof(addr));
+	*err = kernel_bind(sock, (struct sockaddr_unsized *)&addr, sizeof(addr));
 	if (*err < 0)
 		goto failed;
 

@@ -2068,7 +2068,7 @@ static int rfcomm_add_listener(bdaddr_t *ba)
 	addr.l2_psm    = cpu_to_le16(L2CAP_PSM_RFCOMM);
 	addr.l2_cid    = 0;
 	addr.l2_bdaddr_type = BDADDR_BREDR;
-	err = kernel_bind(sock, (struct sockaddr *) &addr, sizeof(addr));
+	err = kernel_bind(sock, (struct sockaddr_unsized *)&addr, sizeof(addr));
 	if (err < 0) {
 		BT_ERR("Bind failed %d", err);
 		goto failed;

index 913402806fa0..8c8762bbc6de 100644
@@ -324,7 +324,7 @@ static int rfcomm_sock_create(struct net *net, struct socket *sock,
 	return 0;
 }
 
-static int rfcomm_sock_bind(struct socket *sock, struct sockaddr *addr, int addr_len)
+static int rfcomm_sock_bind(struct socket *sock, struct sockaddr_unsized *addr, int addr_len)
 {
 	struct sockaddr_rc sa;
 	struct sock *sk = sock->sk;

index ab0cf442d57b..01d878205e58 100644
@@ -605,7 +605,7 @@ static int sco_sock_create(struct net *net, struct socket *sock, int protocol,
 	return 0;
 }
 
-static int sco_sock_bind(struct socket *sock, struct sockaddr *addr,
+static int sco_sock_bind(struct socket *sock, struct sockaddr_unsized *addr,
 			 int addr_len)
 {
 	struct sockaddr_sco *sa = (struct sockaddr_sco *) addr;

index 74ee1e52249b..ce588b85665a 100644
@@ -1246,7 +1246,7 @@ static int isotp_release(struct socket *sock)
 	return 0;
 }
 
-static int isotp_bind(struct socket *sock, struct sockaddr *uaddr, int len)
+static int isotp_bind(struct socket *sock, struct sockaddr_unsized *uaddr, int len)
 {
 	struct sockaddr_can *addr = (struct sockaddr_can *)uaddr;
 	struct sock *sk = sock->sk;

index 88e7160d4248..a2abedc757d0 100644
@@ -440,7 +440,7 @@ static int j1939_sk_sanity_check(struct sockaddr_can *addr, int len)
 	return 0;
 }
 
-static int j1939_sk_bind(struct socket *sock, struct sockaddr *uaddr, int len)
+static int j1939_sk_bind(struct socket *sock, struct sockaddr_unsized *uaddr, int len)
 {
 	struct sockaddr_can *addr = (struct sockaddr_can *)uaddr;
 	struct j1939_sock *jsk = j1939_sk(sock->sk);

index a53853f5e9af..f36a83d3447c 100644
@@ -449,7 +449,7 @@ static int raw_release(struct socket *sock)
 	return 0;
 }
 
-static int raw_bind(struct socket *sock, struct sockaddr *uaddr, int len)
+static int raw_bind(struct socket *sock, struct sockaddr_unsized *uaddr, int len)
 {
 	struct sockaddr_can *addr = (struct sockaddr_can *)uaddr;
 	struct sock *sk = sock->sk;

index dc03d4b5909a..6c8d50338f71 100644
@@ -3420,7 +3420,7 @@ EXPORT_SYMBOL_GPL(sk_set_peek_off);
  * function, some default processing is provided.
  */
 
-int sock_no_bind(struct socket *sock, struct sockaddr *saddr, int len)
+int sock_no_bind(struct socket *sock, struct sockaddr_unsized *saddr, int len)
 {
 	return -EOPNOTSUPP;
 }

index 18d267921bb5..99ddfad9bb88 100644
@@ -96,13 +96,13 @@ static int ieee802154_sock_sendmsg(struct socket *sock, struct msghdr *msg,
 	return sk->sk_prot->sendmsg(sk, msg, len);
 }
 
-static int ieee802154_sock_bind(struct socket *sock, struct sockaddr *uaddr,
+static int ieee802154_sock_bind(struct socket *sock, struct sockaddr_unsized *uaddr,
 				int addr_len)
 {
 	struct sock *sk = sock->sk;
 
 	if (sk->sk_prot->bind)
-		return sk->sk_prot->bind(sk, uaddr, addr_len);
+		return sk->sk_prot->bind(sk, (struct sockaddr *)uaddr, addr_len);
 
 	return sock_no_bind(sock, uaddr, addr_len);
 }

index 3109c5ec38f3..e70126c5ae44 100644
@@ -464,9 +464,9 @@ int inet_bind_sk(struct sock *sk, struct sockaddr *uaddr, int addr_len)
 	return __inet_bind(sk, uaddr, addr_len, flags);
 }
 
-int inet_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
+int inet_bind(struct socket *sock, struct sockaddr_unsized *uaddr, int addr_len)
 {
-	return inet_bind_sk(sock->sk, uaddr, addr_len);
+	return inet_bind_sk(sock->sk, (struct sockaddr *)uaddr, addr_len);
 }
 EXPORT_SYMBOL(inet_bind);
 

index 54386e06a813..11e5a88c923d 100644
@@ -29,7 +29,7 @@ int udp_sock_create4(struct net *net, struct udp_port_cfg *cfg,
 	udp_addr.sin_family = AF_INET;
 	udp_addr.sin_addr = cfg->local_ip;
 	udp_addr.sin_port = cfg->local_udp_port;
-	err = kernel_bind(sock, (struct sockaddr *)&udp_addr,
+	err = kernel_bind(sock, (struct sockaddr_unsized *)&udp_addr,
 			  sizeof(udp_addr));
 	if (err < 0)
 		goto error;

index 1b0314644e0c..0eeb85688b50 100644
@@ -465,9 +465,9 @@ int inet6_bind_sk(struct sock *sk, struct sockaddr *uaddr, int addr_len)
 }
 
 /* bind for INET6 API */
-int inet6_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
+int inet6_bind(struct socket *sock, struct sockaddr_unsized *uaddr, int addr_len)
 {
-	return inet6_bind_sk(sock->sk, uaddr, addr_len);
+	return inet6_bind_sk(sock->sk, (struct sockaddr *)uaddr, addr_len);
 }
 EXPORT_SYMBOL(inet6_bind);
 

index 0ff547a4bff7..b0d9286b33c8 100644
@@ -40,7 +40,7 @@ int udp_sock_create6(struct net *net, struct udp_port_cfg *cfg,
 	memcpy(&udp6_addr.sin6_addr, &cfg->local_ip6,
 	       sizeof(udp6_addr.sin6_addr));
 	udp6_addr.sin6_port = cfg->local_udp_port;
-	err = kernel_bind(sock, (struct sockaddr *)&udp6_addr,
+	err = kernel_bind(sock, (struct sockaddr_unsized *)&udp6_addr,
 			  sizeof(udp6_addr));
 	if (err < 0)
 		goto error;

index 6c717a7ef292..894c53317e92 100644
@@ -562,7 +562,7 @@ static void __iucv_auto_name(struct iucv_sock *iucv)
 }
 
 /* Bind an unbound socket */
-static int iucv_sock_bind(struct socket *sock, struct sockaddr *addr,
+static int iucv_sock_bind(struct socket *sock, struct sockaddr_unsized *addr,
 			  int addr_len)
 {
 	DECLARE_SOCKADDR(struct sockaddr_iucv *, sa, addr);

index 369a2f2e459c..4b5e372a5cd4 100644
@@ -1503,7 +1503,7 @@ static int l2tp_tunnel_sock_create(struct net *net,
 			memcpy(&ip6_addr.l2tp_addr, cfg->local_ip6,
 			       sizeof(ip6_addr.l2tp_addr));
 			ip6_addr.l2tp_conn_id = tunnel_id;
-			err = kernel_bind(sock, (struct sockaddr *)&ip6_addr,
+			err = kernel_bind(sock, (struct sockaddr_unsized *)&ip6_addr,
 					  sizeof(ip6_addr));
 			if (err < 0)
 				goto out;

@@ -1530,7 +1530,7 @@ static int l2tp_tunnel_sock_create(struct net *net,
 			ip_addr.l2tp_family = AF_INET;
 			ip_addr.l2tp_addr = cfg->local_ip;
 			ip_addr.l2tp_conn_id = tunnel_id;
-			err = kernel_bind(sock, (struct sockaddr *)&ip_addr,
+			err = kernel_bind(sock, (struct sockaddr_unsized *)&ip_addr,
 					  sizeof(ip_addr));
 			if (err < 0)
 				goto out;

index 5958a80fe14c..e5bb0c0d708c 100644
@@ -337,7 +337,7 @@ static int llc_ui_autobind(struct socket *sock, struct sockaddr_llc *addr)
  *	otherwise all hell will break loose.
  *	Returns: 0 upon success, negative otherwise.
  */
-static int llc_ui_bind(struct socket *sock, struct sockaddr *uaddr, int addrlen)
+static int llc_ui_bind(struct socket *sock, struct sockaddr_unsized *uaddr, int addrlen)
 {
 	struct sockaddr_llc *addr = (struct sockaddr_llc *)uaddr;
 	struct sock *sk = sock->sk;

index b99ba14f39d2..5b1ef50637b7 100644
@@ -49,7 +49,7 @@ static bool mctp_sockaddr_ext_is_ok(const struct sockaddr_mctp_ext *addr)
 	       !addr->__smctp_pad0[2];
 }
 
-static int mctp_bind(struct socket *sock, struct sockaddr *addr, int addrlen)
+static int mctp_bind(struct socket *sock, struct sockaddr_unsized *addr, int addrlen)
 {
 	struct sock *sk = sock->sk;
 	struct mctp_sock *msk = container_of(sk, struct mctp_sock, sk);

index 69a3ccfc6310..be9149ac79dd 100644
@@ -205,7 +205,7 @@ static void __mctp_route_test_init(struct kunit *test,
 	addr.smctp_network = netid;
 	addr.smctp_addr.s_addr = 8;
 	addr.smctp_type = 0;
-	rc = kernel_bind(sock, (struct sockaddr *)&addr, sizeof(addr));
+	rc = kernel_bind(sock, (struct sockaddr_unsized *)&addr, sizeof(addr));
 	KUNIT_ASSERT_EQ(test, rc, 0);
 
 	*devp = dev;

index 0292162a14ee..beb017e507a0 100644
@@ -3832,7 +3832,7 @@ static struct proto mptcp_prot = {
 	.no_autobind	= true,
 };
 
-static int mptcp_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
+static int mptcp_bind(struct socket *sock, struct sockaddr_unsized *uaddr, int addr_len)
 {
 	struct mptcp_sock *msk = mptcp_sk(sock->sk);
 	struct sock *ssk, *sk = sock->sk;

@@ -3846,10 +3846,10 @@ static int mptcp_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
 	}
 
 	if (sk->sk_family == AF_INET)
-		err = inet_bind_sk(ssk, uaddr, addr_len);
+		err = inet_bind_sk(ssk, (struct sockaddr *)uaddr, addr_len);
 #if IS_ENABLED(CONFIG_MPTCP_IPV6)
 	else if (sk->sk_family == AF_INET6)
-		err = inet6_bind_sk(ssk, uaddr, addr_len);
+		err = inet6_bind_sk(ssk, (struct sockaddr *)uaddr, addr_len);
 #endif
 	if (!err)
 		mptcp_copy_inaddrs(sk, ssk);

index e8325890a322..d90237bf433c 100644
@@ -1660,7 +1660,7 @@ int __mptcp_subflow_connect(struct sock *sk, const struct mptcp_pm_local *local,
 		addrlen = sizeof(struct sockaddr_in6);
 #endif
 	ssk->sk_bound_dev_if = local->ifindex;
-	err = kernel_bind(sf, (struct sockaddr *)&addr, addrlen);
+	err = kernel_bind(sf, (struct sockaddr_unsized *)&addr, addrlen);
 	if (err) {
 		MPTCP_INC_STATS(sock_net(sk), MPTCP_MIB_JOINSYNTXBINDERR);
 		pr_debug("msk=%p local=%d remote=%d bind error: %d\n",

index 3402675bf521..d8c089ef387c 100644
@@ -1435,7 +1435,7 @@ static int bind_mcastif_addr(struct socket *sock, struct net_device *dev)
 	sin.sin_addr.s_addr  = addr;
 	sin.sin_port         = 0;
 
-	return kernel_bind(sock, (struct sockaddr *)&sin, sizeof(sin));
+	return kernel_bind(sock, (struct sockaddr_unsized *)&sin, sizeof(sin));
 }
 
 static void get_mcast_sockaddr(union ipvs_sockaddr *sa, int *salen,

@@ -1542,7 +1542,7 @@ static int make_receive_sock(struct netns_ipvs *ipvs, int id,
 
 	get_mcast_sockaddr(&mcast_addr, &salen, &ipvs->bcfg, id);
 	sock->sk->sk_bound_dev_if = dev->ifindex;
-	result = kernel_bind(sock, (struct sockaddr *)&mcast_addr, salen);
+	result = kernel_bind(sock, (struct sockaddr_unsized *)&mcast_addr, salen);
 	if (result < 0) {
 		pr_err("Error binding to the multicast addr\n");
 		goto error;

index 2b46c0cd752a..b4110994776d 100644
@@ -968,7 +968,7 @@ static void netlink_undo_bind(int group, long unsigned int groups,
 			nlk->netlink_unbind(sock_net(sk), undo + 1);
 }
 
-static int netlink_bind(struct socket *sock, struct sockaddr *addr,
+static int netlink_bind(struct socket *sock, struct sockaddr_unsized *addr,
 			int addr_len)
 {
 	struct sock *sk = sock->sk;

index 3331669d8e33..33468124d53d 100644
@@ -561,7 +561,7 @@ static int nr_release(struct socket *sock)
 	return 0;
 }
 
-static int nr_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
+static int nr_bind(struct socket *sock, struct sockaddr_unsized *uaddr, int addr_len)
 {
 	struct sock *sk = sock->sk;
 	struct nr_sock *nr = nr_sk(sk);

index 57a2f97004e1..26e6ceb48a82 100644
@@ -56,7 +56,7 @@ static struct proto llcp_sock_proto = {
 	.obj_size = sizeof(struct nfc_llcp_sock),
 };
 
-static int llcp_sock_bind(struct socket *sock, struct sockaddr *addr, int alen)
+static int llcp_sock_bind(struct socket *sock, struct sockaddr_unsized *addr, int alen)
 {
 	struct sock *sk = sock->sk;
 	struct nfc_llcp_sock *llcp_sock = nfc_llcp_sock(sk);

@@ -146,7 +146,7 @@ static int llcp_sock_bind(struct socket *sock, struct sockaddr *addr, int alen)
 	return ret;
 }
 
-static int llcp_raw_sock_bind(struct socket *sock, struct sockaddr *addr,
+static int llcp_raw_sock_bind(struct socket *sock, struct sockaddr_unsized *addr,
 			      int alen)
 {
 	struct sock *sk = sock->sk;

index 173e6edda08f..fccad2a529cc 100644
@@ -3279,11 +3279,12 @@ static int packet_do_bind(struct sock *sk, const char *name, int ifindex,
  *	Bind a packet socket to a device
  */
 
-static int packet_bind_spkt(struct socket *sock, struct sockaddr *uaddr,
+static int packet_bind_spkt(struct socket *sock, struct sockaddr_unsized *uaddr,
 			    int addr_len)
 {
 	struct sock *sk = sock->sk;
-	char name[sizeof(uaddr->sa_data_min) + 1];
+	struct sockaddr *sa = (struct sockaddr *)uaddr;
+	char name[sizeof(sa->sa_data_min) + 1];
 
 	/*
 	 *	Check legality

@@ -3294,13 +3295,13 @@ static int packet_bind_spkt(struct socket *sock, struct sockaddr *uaddr,
 	/* uaddr->sa_data comes from the userspace, it's not guaranteed to be
 	 * zero-terminated.
 	 */
-	memcpy(name, uaddr->sa_data, sizeof(uaddr->sa_data_min));
-	name[sizeof(uaddr->sa_data_min)] = 0;
+	memcpy(name, sa->sa_data, sizeof(sa->sa_data_min));
+	name[sizeof(sa->sa_data_min)] = 0;
 
 	return packet_do_bind(sk, name, 0, 0);
 }
 
-static int packet_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
+static int packet_bind(struct socket *sock, struct sockaddr_unsized *uaddr, int addr_len)
 {
 	struct sockaddr_ll *sll = (struct sockaddr_ll *)uaddr;
 	struct sock *sk = sock->sk;

index db2d552e9b32..478b02647733 100644
@@ -153,7 +153,7 @@ EXPORT_SYMBOL(pn_sock_unhash);
 
 static DEFINE_MUTEX(port_mutex);
 
-static int pn_socket_bind(struct socket *sock, struct sockaddr *addr, int len)
+static int pn_socket_bind(struct socket *sock, struct sockaddr_unsized *addr, int len)
 {
 	struct sock *sk = sock->sk;
 	struct pn_sock *pn = pn_sk(sk);

@@ -163,7 +163,7 @@ static int pn_socket_bind(struct socket *sock, struct sockaddr *addr, int len)
 	u8 saddr;
 
 	if (sk->sk_prot->bind)
-		return sk->sk_prot->bind(sk, addr, len);
+		return sk->sk_prot->bind(sk, (struct sockaddr *)addr, len);
 
 	if (len < sizeof(struct sockaddr_pn))
 		return -EINVAL;

@@ -206,8 +206,8 @@ static int pn_socket_autobind(struct socket *sock)
 
 	memset(&sa, 0, sizeof(sa));
 	sa.spn_family = AF_PHONET;
-	err = pn_socket_bind(sock, (struct sockaddr *)&sa,
-				sizeof(struct sockaddr_pn));
+	err = pn_socket_bind(sock, (struct sockaddr_unsized *)&sa,
+			     sizeof(struct sockaddr_pn));
 	if (err != -EINVAL)
 		return err;
 	BUG_ON(!pn_port(pn_sk(sock->sk)->sobject));

index 00c51cf693f3..00bd3dd9f0f9 100644
@@ -824,7 +824,7 @@ static int qrtr_autobind(struct socket *sock)
 }
 
 /* Bind socket to specified sockaddr. */
-static int qrtr_bind(struct socket *sock, struct sockaddr *saddr, int len)
+static int qrtr_bind(struct socket *sock, struct sockaddr_unsized *saddr, int len)
 {
 	DECLARE_SOCKADDR(struct sockaddr_qrtr *, addr, saddr);
 	struct qrtr_sock *ipc = qrtr_sk(sock->sk);

index 3de9350cbf30..bfcc1a453f23 100644
@@ -714,7 +714,7 @@ int qrtr_ns_init(void)
 	sq.sq_port = QRTR_PORT_CTRL;
 	qrtr_ns.local_node = sq.sq_node;
 
-	ret = kernel_bind(qrtr_ns.sock, (struct sockaddr *)&sq, sizeof(sq));
+	ret = kernel_bind(qrtr_ns.sock, (struct sockaddr_unsized *)&sq, sizeof(sq));
 	if (ret < 0) {
 		pr_err("failed to bind to socket\n");
 		goto err_wq;

index 97a29172a8ee..f800d920d969 100644
@@ -160,7 +160,7 @@ void rds_remove_bound(struct rds_sock *rs)
 	rs->rs_bound_addr = in6addr_any;
 }
 
-int rds_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
+int rds_bind(struct socket *sock, struct sockaddr_unsized *uaddr, int addr_len)
 {
 	struct sock *sk = sock->sk;
 	struct rds_sock *rs = rds_sk_to_rs(sk);

index a0046e99d6df..1eff3b03ab77 100644
@@ -145,7 +145,7 @@ int rds_tcp_conn_path_connect(struct rds_conn_path *cp)
 		addrlen = sizeof(sin);
 	}
 
-	ret = kernel_bind(sock, addr, addrlen);
+	ret = kernel_bind(sock, (struct sockaddr_unsized *)addr, addrlen);
 	if (ret) {
 		rdsdebug("bind failed with %d at address %pI6c\n",
 			 ret, &conn->c_laddr);

index 91e34af3fe5d..820d3e20de19 100644
@@ -290,7 +290,7 @@ struct socket *rds_tcp_listen_init(struct net *net, bool isv6)
 		addr_len = sizeof(*sin);
 	}
 
-	ret = kernel_bind(sock, (struct sockaddr *)&ss, addr_len);
+	ret = kernel_bind(sock, (struct sockaddr_unsized *)&ss, addr_len);
 	if (ret < 0) {
 		rdsdebug("could not bind %s listener socket: %d\n",
 			 isv6 ? "IPv6" : "IPv4", ret);

index 543f9e8ebb69..47369eab5aec 100644
@@ -693,7 +693,7 @@ static int rose_release(struct socket *sock)
 	return 0;
 }
 
-static int rose_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
+static int rose_bind(struct socket *sock, struct sockaddr_unsized *uaddr, int addr_len)
 {
 	struct sock *sk = sock->sk;
 	struct rose_sock *rose = rose_sk(sk);

index 36df0274d7b7..245f37a74394 100644
@@ -127,7 +127,7 @@ static int rxrpc_validate_address(struct rxrpc_sock *rx,
 /*
  * bind a local address to an RxRPC socket
  */
-static int rxrpc_bind(struct socket *sock, struct sockaddr *saddr, int len)
+static int rxrpc_bind(struct socket *sock, struct sockaddr_unsized *saddr, int len)
 {
 	struct sockaddr_rxrpc *srx = (struct sockaddr_rxrpc *)saddr;
 	struct rxrpc_local *local;

index 2ea71e3831f7..98ea76fae70f 100644
@@ -211,7 +211,7 @@ static int rxperf_open_socket(void)
 
 	ret = rxrpc_sock_set_security_keyring(socket->sk, rxperf_sec_keyring);
 
-	ret = kernel_bind(socket, (struct sockaddr *)&srx, sizeof(srx));
+	ret = kernel_bind(socket, (struct sockaddr_unsized *)&srx, sizeof(srx));
 	if (ret < 0)
 		goto error_2;
 

index 77b99e8ef35a..60cc812ce633 100644
@@ -421,7 +421,7 @@ static struct sock *smc_sock_alloc(struct net *net, struct socket *sock,
 	return sk;
 }
 
-int smc_bind(struct socket *sock, struct sockaddr *uaddr,
+int smc_bind(struct socket *sock, struct sockaddr_unsized *uaddr,
 	     int addr_len)
 {
 	struct sockaddr_in *addr = (struct sockaddr_in *)uaddr;

index e8892b218708..aaefb2e519a7 100644
@@ -1872,7 +1872,7 @@ int __sys_bind_socket(struct socket *sock, struct sockaddr_storage *address,
 				   addrlen);
 	if (!err)
 		err = READ_ONCE(sock->ops)->bind(sock,
-						 (struct sockaddr *)address,
+						 (struct sockaddr_unsized *)address,
 						 addrlen);
 	return err;
 }

@@ -3583,13 +3583,13 @@ static long compat_sock_ioctl(struct file *file, unsigned int cmd,
  *	Returns 0 or an error.
  */
 
-int kernel_bind(struct socket *sock, struct sockaddr *addr, int addrlen)
+int kernel_bind(struct socket *sock, struct sockaddr_unsized *addr, int addrlen)
 {
 	struct sockaddr_storage address;
 
 	memcpy(&address, addr, addrlen);
 
-	return READ_ONCE(sock->ops)->bind(sock, (struct sockaddr *)&address,
+	return READ_ONCE(sock->ops)->bind(sock, (struct sockaddr_unsized *)&address,
 					  addrlen);
 }
 EXPORT_SYMBOL(kernel_bind);

index 8ca354ecfd02..318ee24ad900 100644
@@ -1457,12 +1457,12 @@ static int rpc_sockname(struct net *net, struct sockaddr *sap, size_t salen,
 	switch (sap->sa_family) {
 	case AF_INET:
 		err = kernel_bind(sock,
-				(struct sockaddr *)&rpc_inaddr_loopback,
+				(struct sockaddr_unsized *)&rpc_inaddr_loopback,
 				sizeof(rpc_inaddr_loopback));
 		break;
 	case AF_INET6:
 		err = kernel_bind(sock,
-				(struct sockaddr *)&rpc_in6addr_loopback,
+				(struct sockaddr_unsized *)&rpc_in6addr_loopback,
 				sizeof(rpc_in6addr_loopback));
 		break;
 	default:

index 7b90abc5cf0e..16ff6c100821 100644
@@ -1557,7 +1557,7 @@ static struct svc_xprt *svc_create_socket(struct svc_serv *serv,
 		ip6_sock_set_v6only(sock->sk);
 	if (type == SOCK_STREAM)
 		sock->sk->sk_reuse = SK_CAN_REUSE; /* allow address reuse */
-	error = kernel_bind(sock, sin, len);
+	error = kernel_bind(sock, (struct sockaddr_unsized *)sin, len);
 	if (error < 0)
 		goto bummer;
 

index 3aa987e7f072..95732a45b059 100644
@@ -1845,8 +1845,8 @@ static int xs_bind(struct sock_xprt *transport, struct socket *sock)
 	memcpy(&myaddr, &transport->srcaddr, transport->xprt.addrlen);
 	do {
 		rpc_set_port((struct sockaddr *)&myaddr, port);
-		err = kernel_bind(sock, (struct sockaddr *)&myaddr,
-				transport->xprt.addrlen);
+		err = kernel_bind(sock, (struct sockaddr_unsized *)&myaddr,
+				  transport->xprt.addrlen);
 		if (err == 0) {
 			if (transport->xprt.reuseport)
 				transport->srcport = port;

index 1574a83384f8..14f75ee88ddf 100644
@@ -710,7 +710,7 @@ int tipc_sk_bind(struct socket *sock, struct sockaddr *skaddr, int alen)
 	return res;
 }
 
-static int tipc_bind(struct socket *sock, struct sockaddr *skaddr, int alen)
+static int tipc_bind(struct socket *sock, struct sockaddr_unsized *skaddr, int alen)
 {
 	struct tipc_uaddr *ua = (struct tipc_uaddr *)skaddr;
 	u32 atype = ua->addrtype;

@@ -726,7 +726,7 @@ static int tipc_bind(struct socket *sock, struct sockaddr *skaddr, int alen)
 			return -EACCES;
 		}
 	}
-	return tipc_sk_bind(sock, skaddr, alen);
+	return tipc_sk_bind(sock, (struct sockaddr *)skaddr, alen);
 }
 
 /**

index 768098dec231..8e92d63fa95b 100644
@@ -854,7 +854,7 @@ static int unix_listen(struct socket *sock, int backlog)
 }
 
 static int unix_release(struct socket *);
-static int unix_bind(struct socket *, struct sockaddr *, int);
+static int unix_bind(struct socket *, struct sockaddr_unsized *, int);
 static int unix_stream_connect(struct socket *, struct sockaddr *,
 			       int addr_len, int flags);
 static int unix_socketpair(struct socket *, struct socket *);

@@ -1477,7 +1477,7 @@ static int unix_bind_abstract(struct sock *sk, struct sockaddr_un *sunaddr,
 	return err;
 }
 
-static int unix_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
+static int unix_bind(struct socket *sock, struct sockaddr_unsized *uaddr, int addr_len)
 {
 	struct sockaddr_un *sunaddr = (struct sockaddr_un *)uaddr;
 	struct sock *sk = sock->sk;

index 4c2db6cca557..fca26e279845 100644
@@ -987,7 +987,7 @@ static int vsock_release(struct socket *sock)
 }
 
 static int
-vsock_bind(struct socket *sock, struct sockaddr *addr, int addr_len)
+vsock_bind(struct socket *sock, struct sockaddr_unsized *addr, int addr_len)
 {
 	int err;
 	struct sock *sk;

@@ -995,7 +995,7 @@ vsock_bind(struct socket *sock, struct sockaddr *addr, int addr_len)
 
 	sk = sock->sk;
 
-	if (vsock_addr_cast(addr, addr_len, &vm_addr) != 0)
+	if (vsock_addr_cast((struct sockaddr *)addr, addr_len, &vm_addr) != 0)
 		return -EINVAL;
 
 	lock_sock(sk);

index 655d1e0ae25f..ca8006d8f792 100644
@@ -670,7 +670,7 @@ static int x25_release(struct socket *sock)
 	return 0;
 }
 
-static int x25_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
+static int x25_bind(struct socket *sock, struct sockaddr_unsized *uaddr, int addr_len)
 {
 	struct sock *sk = sock->sk;
 	struct sockaddr_x25 *addr = (struct sockaddr_x25 *)uaddr;

index 7b0c68a70888..fb878a9e922f 100644
@@ -1241,7 +1241,7 @@ static bool xsk_validate_queues(struct xdp_sock *xs)
 	return xs->fq_tmp && xs->cq_tmp;
 }
 
-static int xsk_bind(struct socket *sock, struct sockaddr *addr, int addr_len)
+static int xsk_bind(struct socket *sock, struct sockaddr_unsized *addr, int addr_len)
 {
 	struct sockaddr_xdp *sxdp = (struct sockaddr_xdp *)addr;
 	struct sock *sk = sock->sk;

index 8074bc5f6f20..0497b5dea25c 100644
@@ -923,7 +923,7 @@ __bpf_kfunc int bpf_kfunc_call_kernel_bind(struct addr_args *args)
 		goto out;
 	}
 
-	err = kernel_bind(sock, (struct sockaddr *)&args->addr, args->addrlen);
+	err = kernel_bind(sock, (struct sockaddr_unsized *)&args->addr, args->addrlen);
 out:
 	mutex_unlock(&sock_lock);
 

index aedf573bdb42..a7fb4f46974f 100644
@@ -238,7 +238,7 @@ static inline bool cgroup_bpf_sock_enabled(struct sock *sk,
 ({									       \
 	int __ret = 0;							       \
 	if (cgroup_bpf_enabled(atype))					       \
-		__ret = __cgroup_bpf_run_filter_sock_addr(sk, uaddr, uaddrlen, \
+		__ret = __cgroup_bpf_run_filter_sock_addr(sk, (struct sockaddr *)uaddr, uaddrlen, \
 							  atype, NULL, NULL);  \
 	__ret;								       \
 })

@@ -248,7 +248,7 @@ static inline bool cgroup_bpf_sock_enabled(struct sock *sk,
 	int __ret = 0;							       \
 	if (cgroup_bpf_enabled(atype))	{				       \
 		lock_sock(sk);						       \
-		__ret = __cgroup_bpf_run_filter_sock_addr(sk, uaddr, uaddrlen, \
+		__ret = __cgroup_bpf_run_filter_sock_addr(sk, (struct sockaddr *)uaddr, uaddrlen, \
 							  atype, t_ctx, NULL); \
 		release_sock(sk);					       \
 	}								       \

@@ -266,7 +266,7 @@ static inline bool cgroup_bpf_sock_enabled(struct sock *sk,
 	int __ret = 0;							       \
 	if (cgroup_bpf_enabled(atype))	{				       \
 		lock_sock(sk);						       \
-		__ret = __cgroup_bpf_run_filter_sock_addr(sk, uaddr, uaddrlen, \
+		__ret = __cgroup_bpf_run_filter_sock_addr(sk, (struct sockaddr *)uaddr, uaddrlen, \
 							  atype, NULL, &__flags); \
 		release_sock(sk);					       \
 		if (__flags & BPF_RET_BIND_NO_CAP_NET_BIND_SERVICE)	       \

index 0e316f063113..db6bc997ca5b 100644
@@ -166,7 +166,7 @@ struct proto_ops {
 				      struct sockaddr_unsized *myaddr,
 				      int sockaddr_len);
 	int		(*connect)   (struct socket *sock,
-				      struct sockaddr *vaddr,
+				      struct sockaddr_unsized *vaddr,
 				      int sockaddr_len, int flags);
 	int		(*socketpair)(struct socket *sock1,
 				      struct socket *sock2);

@@ -348,7 +348,7 @@ int kernel_recvmsg(struct socket *sock, struct msghdr *msg, struct kvec *vec,
 int kernel_bind(struct socket *sock, struct sockaddr_unsized *addr, int addrlen);
 int kernel_listen(struct socket *sock, int backlog);
 int kernel_accept(struct socket *sock, struct socket **newsock, int flags);
-int kernel_connect(struct socket *sock, struct sockaddr *addr, int addrlen,
+int kernel_connect(struct socket *sock, struct sockaddr_unsized *addr, int addrlen,
 		   int flags);
 int kernel_getsockname(struct socket *sock, struct sockaddr *addr);
 int kernel_getpeername(struct socket *sock, struct sockaddr *addr);

index 1666cf6f539e..ebafd96912bb 100644
@@ -23,11 +23,11 @@ struct sockaddr;
 struct socket;
 
 int inet_release(struct socket *sock);
-int inet_stream_connect(struct socket *sock, struct sockaddr *uaddr,
+int inet_stream_connect(struct socket *sock, struct sockaddr_unsized *uaddr,
 			int addr_len, int flags);
-int __inet_stream_connect(struct socket *sock, struct sockaddr *uaddr,
+int __inet_stream_connect(struct socket *sock, struct sockaddr_unsized *uaddr,
 			  int addr_len, int flags, int is_sendmsg);
-int inet_dgram_connect(struct socket *sock, struct sockaddr *uaddr,
+int inet_dgram_connect(struct socket *sock, struct sockaddr_unsized *uaddr,
 		       int addr_len, int flags);
 int inet_accept(struct socket *sock, struct socket *newsock,
 		struct proto_accept_arg *arg);

index e96d1bd087f6..d3178a1542d0 100644
@@ -85,7 +85,7 @@ void sctp_udp_sock_stop(struct net *net);
 /*
  * sctp/socket.c
  */
-int sctp_inet_connect(struct socket *sock, struct sockaddr *uaddr,
+int sctp_inet_connect(struct socket *sock, struct sockaddr_unsized *uaddr,
 		      int addr_len, int flags);
 int sctp_backlog_rcv(struct sock *sk, struct sk_buff *skb);
 int sctp_inet_listen(struct socket *sock, int backlog);

index 3e0618514ce4..3e672a92560b 100644
@@ -1902,7 +1902,7 @@ int sock_cmsg_send(struct sock *sk, struct msghdr *msg,
  * does not implement a particular function.
  */
 int sock_no_bind(struct socket *sock, struct sockaddr_unsized *saddr, int len);
-int sock_no_connect(struct socket *, struct sockaddr *, int, int);
+int sock_no_connect(struct socket *sock, struct sockaddr_unsized *saddr, int len, int flags);
 int sock_no_socketpair(struct socket *, struct socket *);
 int sock_no_accept(struct socket *, struct socket *, struct proto_accept_arg *);
 int sock_no_getname(struct socket *, struct sockaddr *, int);

index cf8cc140d68d..c3f4cc206198 100644
@@ -16,7 +16,7 @@ bool vsock_addr_bound(const struct sockaddr_vm *addr);
 void vsock_addr_unbind(struct sockaddr_vm *addr);
 bool vsock_addr_equals_addr(const struct sockaddr_vm *addr,
 			    const struct sockaddr_vm *other);
-int vsock_addr_cast(const struct sockaddr *addr, size_t len,
+int vsock_addr_cast(const struct sockaddr_unsized *addr, size_t len,
 		    struct sockaddr_vm **out_addr);
 
 #endif

index a008dbe6d6f6..9e6af72784ba 100644
@@ -44,7 +44,7 @@ void smc_release_cb(struct sock *sk);
 int smc_release(struct socket *sock);
 int smc_bind(struct socket *sock, struct sockaddr_unsized *uaddr,
 	     int addr_len);
-int smc_connect(struct socket *sock, struct sockaddr *addr,
+int smc_connect(struct socket *sock, struct sockaddr_unsized *addr,
 		int alen, int flags);
 int smc_accept(struct socket *sock, struct socket *new_sock,
 	       struct proto_accept_arg *arg);

index d9296f74f902..33bc91665fe8 100644
@@ -458,7 +458,7 @@ static struct socket *drbd_try_connect(struct drbd_connection *connection)
 	 * stay C_WF_CONNECTION, don't go Disconnecting! */
 	disconnect_on_error = 0;
 	what = "connect";
-	err = sock->ops->connect(sock, (struct sockaddr *) &peer_in6, peer_addr_len, 0);
+	err = sock->ops->connect(sock, (struct sockaddr_unsized *) &peer_in6, peer_addr_len, 0);
 
 out:
 	if (err < 0) {

index ef66a6359eb9..ed21ba0037a4 100644
@@ -996,7 +996,7 @@ static int kernel_bindconnect(struct socket *s, struct sockaddr *laddr,
 	ret = s->ops->bind(s, (struct sockaddr_unsized *)laddr, laddrlen);
 	if (ret)
 		return ret;
-	ret = s->ops->connect(s, raddr, raddrlen, flags);
+	ret = s->ops->connect(s, (struct sockaddr_unsized *)raddr, raddrlen, flags);
 	return ret < 0 ? ret : 0;
 }
 

index 7fe118cacb3f..eb0bd4f79a85 100644
@@ -1344,7 +1344,7 @@ static int kernel_bindconnect(struct socket *s, struct sockaddr *laddr,
 	if (rv < 0)
 		return rv;
 
-	rv = s->ops->connect(s, raddr, size, flags);
+	rv = s->ops->connect(s, (struct sockaddr_unsized *)raddr, size, flags);
 
 	return rv < 0 ? rv : 0;
 }

index 4ac6afce267b..4275b393a454 100644
@@ -608,8 +608,8 @@ static int pppoe_release(struct socket *sock)
 	return 0;
 }
 
-static int pppoe_connect(struct socket *sock, struct sockaddr *uservaddr,
-		  int sockaddr_len, int flags)
+static int pppoe_connect(struct socket *sock, struct sockaddr_unsized *uservaddr,
+			 int sockaddr_len, int flags)
 {
 	struct sock *sk = sock->sk;
 	struct sockaddr_pppox *sp = (struct sockaddr_pppox *)uservaddr;

index d07e87a0974c..b18acd810561 100644
@@ -415,8 +415,8 @@ static int pptp_bind(struct socket *sock, struct sockaddr_unsized *uservaddr,
 	return error;
 }
 
-static int pptp_connect(struct socket *sock, struct sockaddr *uservaddr,
-	int sockaddr_len, int flags)
+static int pptp_connect(struct socket *sock, struct sockaddr_unsized *uservaddr,
+			int sockaddr_len, int flags)
 {
 	struct sock *sk = sock->sk;
 	struct sockaddr_pppox *sp = (struct sockaddr_pppox *) uservaddr;

index f1f33af0170a..8275345631a0 100644
@@ -986,7 +986,7 @@ static int ath10k_qmi_new_server(struct qmi_handle *qmi_hdl,
 
 	ath10k_dbg(ar, ATH10K_DBG_QMI, "wifi fw qmi service found\n");
 
-	ret = kernel_connect(qmi_hdl->sock, (struct sockaddr *)&qmi->sq,
+	ret = kernel_connect(qmi_hdl->sock, (struct sockaddr_unsized *)&qmi->sq,
 			     sizeof(qmi->sq), 0);
 	if (ret) {
 		ath10k_err(ar, "failed to connect to a remote QMI service port\n");

index aea56c38bf8f..ff6a97e328b8 100644
@@ -3177,7 +3177,7 @@ static int ath11k_qmi_ops_new_server(struct qmi_handle *qmi_hdl,
 	sq->sq_node = service->node;
 	sq->sq_port = service->port;
 
-	ret = kernel_connect(qmi_hdl->sock, (struct sockaddr *)sq,
+	ret = kernel_connect(qmi_hdl->sock, (struct sockaddr_unsized *)sq,
 			     sizeof(*sq), 0);
 	if (ret) {
 		ath11k_warn(ab, "failed to connect to qmi remote service: %d\n", ret);

index 36325e62aa24..cf9c25df3ffd 100644
@@ -3740,7 +3740,7 @@ static int ath12k_qmi_ops_new_server(struct qmi_handle *qmi_hdl,
 	sq->sq_node = service->node;
 	sq->sq_port = service->port;
 
-	ret = kernel_connect(qmi_hdl->sock, (struct sockaddr *)sq,
+	ret = kernel_connect(qmi_hdl->sock, (struct sockaddr_unsized *)sq,
 			     sizeof(*sq), 0);
 	if (ret) {
 		ath12k_warn(ab, "qmi failed to connect to remote service %d\n", ret);

index 35d0bd91f6fd..6795b8286c35 100644
@@ -1872,7 +1872,7 @@ static int nvme_tcp_alloc_queue(struct nvme_ctrl *nctrl, int qid,
 	dev_dbg(nctrl->device, "connecting queue %d\n",
 			nvme_tcp_queue_id(queue));
 
-	ret = kernel_connect(queue->sock, (struct sockaddr *)&ctrl->addr,
+	ret = kernel_connect(queue->sock, (struct sockaddr_unsized *)&ctrl->addr,
 		sizeof(ctrl->addr), 0);
 	if (ret) {
 		dev_err(nctrl->device,

index 4fb66986cc22..fdb94dc4a730 100644
@@ -463,7 +463,7 @@ static int qcom_slim_qmi_init(struct qcom_slim_ngd_ctrl *ctrl,
 	}
 
 	rc = kernel_connect(handle->sock,
-				(struct sockaddr *)&ctrl->qmi.svc_info,
+				(struct sockaddr_unsized *)&ctrl->qmi.svc_info,
 				sizeof(ctrl->qmi.svc_info), 0);
 	if (rc < 0) {
 		dev_err(ctrl->dev, "Remote Service connect failed: %d\n", rc);

index da1b516b9cfd..c5b6f6fa11eb 100644
@@ -409,7 +409,7 @@ static int pvcalls_back_connect(struct xenbus_device *dev,
 	ret = sock_create(AF_INET, SOCK_STREAM, 0, &sock);
 	if (ret < 0)
 		goto out;
-	ret = inet_stream_connect(sock, sa, req->u.connect.len, 0);
+	ret = inet_stream_connect(sock, (struct sockaddr_unsized *)sa, req->u.connect.len, 0);
 	if (ret < 0) {
 		sock_release(sock);
 		goto out;

index 5c1c381ee380..14837d9e2abb 100644
@@ -708,7 +708,7 @@ static bool coredump_sock_connect(struct core_name *cn, struct coredump_params *
 	 */
 	pidfs_coredump(cprm);
 
-	retval = kernel_connect(socket, (struct sockaddr *)(&addr), addr_len,
+	retval = kernel_connect(socket, (struct sockaddr_unsized *)(&addr), addr_len,
 				O_NONBLOCK | SOCK_COREDUMP);
 
 	if (retval) {

index 0500421b6e3b..f832dafdaca8 100644
@@ -1599,7 +1599,7 @@ static int dlm_connect(struct connection *con)
 
 	log_print_ratelimited("connecting to %d", con->nodeid);
 	make_sockaddr(&addr, dlm_config.ci_tcp_port, &addr_len);
-	result = kernel_connect(sock, (struct sockaddr *)&addr, addr_len, 0);
+	result = kernel_connect(sock, (struct sockaddr_unsized *)&addr, addr_len, 0);
 	switch (result) {
 	case -EINPROGRESS:
 		/* not an error */

index c7734193d8d7..79b281e32f4c 100644
@@ -1638,7 +1638,7 @@ static void o2net_start_connect(struct work_struct *work)
 	remoteaddr.sin_port = node->nd_ipv4_port;
 
 	ret = sc->sc_sock->ops->connect(sc->sc_sock,
-					(struct sockaddr *)&remoteaddr,
+					(struct sockaddr_unsized *)&remoteaddr,
 					sizeof(remoteaddr),
 					O_NONBLOCK);
 	if (ret == -EINPROGRESS)

index 96d972263020..73120988661a 100644
@@ -3411,7 +3411,7 @@ generic_ip_connect(struct TCP_Server_Info *server)
 		 socket->sk->sk_sndbuf,
 		 socket->sk->sk_rcvbuf, socket->sk->sk_rcvtimeo);
 
-	rc = kernel_connect(socket, saddr, slen,
+	rc = kernel_connect(socket, (struct sockaddr_unsized *)saddr, slen,
 			    server->noblockcnt ? O_NONBLOCK : 0);
 	/*
 	 * When mounting SMB root file systems, we do not want to block in

index ef517bb307e2..49d674f5e73a 100644
@@ -1018,7 +1018,7 @@ p9_fd_create_tcp(struct p9_client *client, const char *addr, char *args)
 	}
 
 	err = READ_ONCE(csocket->ops)->connect(csocket,
-					       (struct sockaddr *)&stor,
+					       (struct sockaddr_unsized *)&stor,
 					       sizeof(stor), 0);
 	if (err < 0) {
 		pr_err("%s (%d): problem connecting socket to %s\n",

@@ -1058,8 +1058,8 @@ p9_fd_create_unix(struct p9_client *client, const char *addr, char *args)
 
 		return err;
 	}
-	err = READ_ONCE(csocket->ops)->connect(csocket, (struct sockaddr *)&sun_server,
-			sizeof(struct sockaddr_un) - 1, 0);
+	err = READ_ONCE(csocket->ops)->connect(csocket, (struct sockaddr_unsized *)&sun_server,
+					       sizeof(struct sockaddr_un) - 1, 0);
 	if (err < 0) {
 		pr_err("%s (%d): problem connecting socket: %s: %d\n",
 		       __func__, task_pid_nr(current), addr, err);

index 45db43cde67f..2a01fff46c9d 100644
@@ -1204,7 +1204,7 @@ static int atalk_bind(struct socket *sock, struct sockaddr_unsized *uaddr, int a
 }
 
 /* Set the address we talk to */
-static int atalk_connect(struct socket *sock, struct sockaddr *uaddr,
+static int atalk_connect(struct socket *sock, struct sockaddr_unsized *uaddr,
 			 int addr_len, int flags)
 {
 	struct sock *sk = sock->sk;

index 62fdf07c53de..8f5e76f5dd9e 100644
@@ -56,10 +56,10 @@ static int pvc_bind(struct socket *sock, struct sockaddr_unsized *sockaddr,
 	return error;
 }
 
-static int pvc_connect(struct socket *sock, struct sockaddr *sockaddr,
+static int pvc_connect(struct socket *sock, struct sockaddr_unsized *sockaddr,
 		       int sockaddr_len, int flags)
 {
-	return pvc_bind(sock, (struct sockaddr_unsized *)sockaddr, sockaddr_len);
+	return pvc_bind(sock, sockaddr, sockaddr_len);
 }
 
 static int pvc_setsockopt(struct socket *sock, int level, int optname,

index 1906a493c8aa..005964250ecd 100644
@@ -153,7 +153,7 @@ static int svc_bind(struct socket *sock, struct sockaddr_unsized *sockaddr,
 	return error;
 }
 
-static int svc_connect(struct socket *sock, struct sockaddr *sockaddr,
+static int svc_connect(struct socket *sock, struct sockaddr_unsized *sockaddr,
 		       int sockaddr_len, int flags)
 {
 	DEFINE_WAIT(wait);

index 23c558ff9682..7ebbff2f0020 100644
@@ -1175,7 +1175,7 @@ static int ax25_bind(struct socket *sock, struct sockaddr_unsized *uaddr, int ad
  *	FIXME: nonblock behaviour looks like it may have a bug.
  */
 static int __must_check ax25_connect(struct socket *sock,
-	struct sockaddr *uaddr, int addr_len, int flags)
+	struct sockaddr_unsized *uaddr, int addr_len, int flags)
 {
 	struct sock *sk = sock->sk;
 	ax25_cb *ax25 = sk_to_ax25(sk), *ax25t;

index 1fda214a815d..58cc835fec3b 100644
@@ -1080,7 +1080,7 @@ static int iso_sock_bind(struct socket *sock, struct sockaddr_unsized *addr,
 	return err;
 }
 
-static int iso_sock_connect(struct socket *sock, struct sockaddr *addr,
+static int iso_sock_connect(struct socket *sock, struct sockaddr_unsized *addr,
 			    int alen, int flags)
 {
 	struct sockaddr_iso *sa = (struct sockaddr_iso *)addr;

index ca7394d8fa4e..9ee189c815d4 100644
@@ -178,7 +178,7 @@ static int l2cap_sock_bind(struct socket *sock, struct sockaddr_unsized *addr, i
 	return err;
 }
 
-static int l2cap_sock_connect(struct socket *sock, struct sockaddr *addr,
+static int l2cap_sock_connect(struct socket *sock, struct sockaddr_unsized *addr,
 			      int alen, int flags)
 {
 	struct sock *sk = sock->sk;

index d62fd6c57617..57b1dca8141f 100644
@@ -808,7 +808,7 @@ static struct rfcomm_session *rfcomm_session_create(bdaddr_t *src,
 	addr.l2_psm    = cpu_to_le16(L2CAP_PSM_RFCOMM);
 	addr.l2_cid    = 0;
 	addr.l2_bdaddr_type = BDADDR_BREDR;
-	*err = kernel_connect(sock, (struct sockaddr *) &addr, sizeof(addr), O_NONBLOCK);
+	*err = kernel_connect(sock, (struct sockaddr_unsized *)&addr, sizeof(addr), O_NONBLOCK);
 	if (*err == 0 || *err == -EINPROGRESS)
 		return s;
 

index 8c8762bbc6de..be6639cd6f59 100644
@@ -371,7 +371,8 @@ static int rfcomm_sock_bind(struct socket *sock, struct sockaddr_unsized *addr,
 	return err;
 }
 
-static int rfcomm_sock_connect(struct socket *sock, struct sockaddr *addr, int alen, int flags)
+static int rfcomm_sock_connect(struct socket *sock, struct sockaddr_unsized *addr,
+			       int alen, int flags)
 {
 	struct sockaddr_rc *sa = (struct sockaddr_rc *) addr;
 	struct sock *sk = sock->sk;

index 01d878205e58..7afe65e7ff37 100644
@@ -639,7 +639,7 @@ static int sco_sock_bind(struct socket *sock, struct sockaddr_unsized *addr,
 	return err;
 }
 
-static int sco_sock_connect(struct socket *sock, struct sockaddr *addr, int alen, int flags)
+static int sco_sock_connect(struct socket *sock, struct sockaddr_unsized *addr, int alen, int flags)
 {
 	struct sockaddr_sco *sa = (struct sockaddr_sco *) addr;
 	struct sock *sk = sock->sk;

index 039dfbd367c9..af218742af5a 100644
@@ -734,7 +734,7 @@ static int setsockopt(struct socket *sock, int lvl, int opt, sockptr_t ov,
  *  o sock->state: holds the SS_* socket state and is updated by connect and
  *	disconnect.
  */
-static int caif_connect(struct socket *sock, struct sockaddr *uaddr,
+static int caif_connect(struct socket *sock, struct sockaddr_unsized *uaddr,
 			int addr_len, int flags)
 {
 	struct sock *sk = sock->sk;

index 5e690a2377e4..7eba8ae01a5b 100644
@@ -1657,7 +1657,7 @@ static int bcm_release(struct socket *sock)
 	return 0;
 }
 
-static int bcm_connect(struct socket *sock, struct sockaddr *uaddr, int len,
+static int bcm_connect(struct socket *sock, struct sockaddr_unsized *uaddr, int len,
 		       int flags)
 {
 	struct sockaddr_can *addr = (struct sockaddr_can *)uaddr;

index a2abedc757d0..6272326dd614 100644
@@ -535,7 +535,7 @@ static int j1939_sk_bind(struct socket *sock, struct sockaddr_unsized *uaddr, in
 	return ret;
 }
 
-static int j1939_sk_connect(struct socket *sock, struct sockaddr *uaddr,
+static int j1939_sk_connect(struct socket *sock, struct sockaddr_unsized *uaddr,
 			    int len, int flags)
 {
 	struct sockaddr_can *addr = (struct sockaddr_can *)uaddr;

index f8181acaf870..70b25f4ecba6 100644
@@ -460,7 +460,7 @@ int ceph_tcp_connect(struct ceph_connection *con)
 	set_sock_callbacks(sock, con);
 
 	con_sock_state_connecting(con);
-	ret = kernel_connect(sock, (struct sockaddr *)&ss, sizeof(ss),
+	ret = kernel_connect(sock, (struct sockaddr_unsized *)&ss, sizeof(ss),
 			     O_NONBLOCK);
 	if (ret == -EINPROGRESS) {
 		dout("connect %s EINPROGRESS sk_state = %u\n",

index 6c8d50338f71..e6e38b6b6b33 100644
@@ -3426,7 +3426,7 @@ int sock_no_bind(struct socket *sock, struct sockaddr_unsized *saddr, int len)
 }
 EXPORT_SYMBOL(sock_no_bind);
 
-int sock_no_connect(struct socket *sock, struct sockaddr *saddr,
+int sock_no_connect(struct socket *sock, struct sockaddr_unsized *saddr,
 		    int len, int flags)
 {
 	return -EOPNOTSUPP;

index 99ddfad9bb88..b93fd85f248a 100644
@@ -107,7 +107,7 @@ static int ieee802154_sock_bind(struct socket *sock, struct sockaddr_unsized *ua
 	return sock_no_bind(sock, uaddr, addr_len);
 }
 
-static int ieee802154_sock_connect(struct socket *sock, struct sockaddr *uaddr,
+static int ieee802154_sock_connect(struct socket *sock, struct sockaddr_unsized *uaddr,
 				   int addr_len, int flags)
 {
 	struct sock *sk = sock->sk;

@@ -118,7 +118,7 @@ static int ieee802154_sock_connect(struct socket *sock, struct sockaddr *uaddr,
 	if (uaddr->sa_family == AF_UNSPEC)
 		return sk->sk_prot->disconnect(sk, flags);
 
-	return sk->sk_prot->connect(sk, uaddr, addr_len);
+	return sk->sk_prot->connect(sk, (struct sockaddr *)uaddr, addr_len);
 }
 
 static int ieee802154_dev_ioctl(struct sock *sk, struct ifreq __user *arg,

index e70126c5ae44..3421a2d30845 100644
@@ -567,7 +567,7 @@ int __inet_bind(struct sock *sk, struct sockaddr *uaddr, int addr_len,
 	return err;
 }
 
-int inet_dgram_connect(struct socket *sock, struct sockaddr *uaddr,
+int inet_dgram_connect(struct socket *sock, struct sockaddr_unsized *uaddr,
 		       int addr_len, int flags)
 {
 	struct sock *sk = sock->sk;

@@ -584,14 +584,14 @@ int inet_dgram_connect(struct socket *sock, struct sockaddr *uaddr,
 		return prot->disconnect(sk, flags);
 
 	if (BPF_CGROUP_PRE_CONNECT_ENABLED(sk)) {
-		err = prot->pre_connect(sk, uaddr, addr_len);
+		err = prot->pre_connect(sk, (struct sockaddr *)uaddr, addr_len);
 		if (err)
 			return err;
 	}
 
 	if (data_race(!inet_sk(sk)->inet_num) && inet_autobind(sk))
 		return -EAGAIN;
-	return prot->connect(sk, uaddr, addr_len);
+	return prot->connect(sk, (struct sockaddr *)uaddr, addr_len);
 }
 EXPORT_SYMBOL(inet_dgram_connect);
 

@@ -623,7 +623,7 @@ static long inet_wait_for_connect(struct sock *sk, long timeo, int writebias)
  *	Connect to a remote host. There is regrettably still a little
  *	TCP 'magic' in here.
  */
-int __inet_stream_connect(struct socket *sock, struct sockaddr *uaddr,
+int __inet_stream_connect(struct socket *sock, struct sockaddr_unsized *uaddr,
 			  int addr_len, int flags, int is_sendmsg)
 {
 	struct sock *sk = sock->sk;

@@ -671,12 +671,12 @@ int __inet_stream_connect(struct socket *sock, struct sockaddr *uaddr,
 			goto out;
 
 		if (BPF_CGROUP_PRE_CONNECT_ENABLED(sk)) {
-			err = sk->sk_prot->pre_connect(sk, uaddr, addr_len);
+			err = sk->sk_prot->pre_connect(sk, (struct sockaddr *)uaddr, addr_len);
 			if (err)
 				goto out;
 		}
 
-		err = sk->sk_prot->connect(sk, uaddr, addr_len);
+		err = sk->sk_prot->connect(sk, (struct sockaddr *)uaddr, addr_len);
 		if (err < 0)
 			goto out;
 

@@ -741,7 +741,7 @@ int __inet_stream_connect(struct socket *sock, struct sockaddr *uaddr,
 }
 EXPORT_SYMBOL(__inet_stream_connect);
 
-int inet_stream_connect(struct socket *sock, struct sockaddr *uaddr,
+int inet_stream_connect(struct socket *sock, struct sockaddr_unsized *uaddr,
 			int addr_len, int flags)
 {
 	int err;

index 8a18aeca7ab0..8f089f92522b 100644
@@ -1062,7 +1062,7 @@ int tcp_sendmsg_fastopen(struct sock *sk, struct msghdr *msg, int *copied,
 		}
 	}
 	flags = (msg->msg_flags & MSG_DONTWAIT) ? O_NONBLOCK : 0;
-	err = __inet_stream_connect(sk->sk_socket, uaddr,
+	err = __inet_stream_connect(sk->sk_socket, (struct sockaddr_unsized *)uaddr,
 				    msg->msg_namelen, flags, 1);
 	/* fastopen_req could already be freed in __inet_stream_connect
 	 * if the connection times out or gets rst

index 11e5a88c923d..b1f667c52cb2 100644
@@ -38,7 +38,7 @@ int udp_sock_create4(struct net *net, struct udp_port_cfg *cfg,
 		udp_addr.sin_family = AF_INET;
 		udp_addr.sin_addr = cfg->peer_ip;
 		udp_addr.sin_port = cfg->peer_udp_port;
-		err = kernel_connect(sock, (struct sockaddr *)&udp_addr,
+		err = kernel_connect(sock, (struct sockaddr_unsized *)&udp_addr,
 				     sizeof(udp_addr), 0);
 		if (err < 0)
 			goto error;

index b0d9286b33c8..cef3e0210744 100644
@@ -52,7 +52,7 @@ int udp_sock_create6(struct net *net, struct udp_port_cfg *cfg,
 		       sizeof(udp6_addr.sin6_addr));
 		udp6_addr.sin6_port = cfg->peer_udp_port;
 		err = kernel_connect(sock,
-				     (struct sockaddr *)&udp6_addr,
+				     (struct sockaddr_unsized *)&udp6_addr,
 				     sizeof(udp6_addr), 0);
 	}
 	if (err < 0)

index 894c53317e92..57467037014a 100644
@@ -667,7 +667,7 @@ static int iucv_sock_autobind(struct sock *sk)
 	return err;
 }
 
-static int afiucv_path_connect(struct socket *sock, struct sockaddr *addr)
+static int afiucv_path_connect(struct socket *sock, struct sockaddr_unsized *addr)
 {
 	DECLARE_SOCKADDR(struct sockaddr_iucv *, sa, addr);
 	struct sock *sk = sock->sk;

@@ -713,7 +713,7 @@ static int afiucv_path_connect(struct socket *sock, struct sockaddr *addr)
 }
 
 /* Connect an unconnected socket */
-static int iucv_sock_connect(struct socket *sock, struct sockaddr *addr,
+static int iucv_sock_connect(struct socket *sock, struct sockaddr_unsized *addr,
 			     int alen, int flags)
 {
 	DECLARE_SOCKADDR(struct sockaddr_iucv *, sa, addr);

index 4b5e372a5cd4..c4f4a57cd67c 100644
@@ -1513,7 +1513,7 @@ static int l2tp_tunnel_sock_create(struct net *net,
 			       sizeof(ip6_addr.l2tp_addr));
 			ip6_addr.l2tp_conn_id = peer_tunnel_id;
 			err = kernel_connect(sock,
-					     (struct sockaddr *)&ip6_addr,
+					     (struct sockaddr_unsized *)&ip6_addr,
 					     sizeof(ip6_addr), 0);
 			if (err < 0)
 				goto out;

@@ -1538,7 +1538,7 @@ static int l2tp_tunnel_sock_create(struct net *net,
 			ip_addr.l2tp_family = AF_INET;
 			ip_addr.l2tp_addr = cfg->peer_ip;
 			ip_addr.l2tp_conn_id = peer_tunnel_id;
-			err = kernel_connect(sock, (struct sockaddr *)&ip_addr,
+			err = kernel_connect(sock, (struct sockaddr_unsized *)&ip_addr,
 					     sizeof(ip_addr), 0);
 			if (err < 0)
 				goto out;

index 5e12e7ce17d8..ae4543d5597b 100644
@@ -684,7 +684,7 @@ static struct l2tp_tunnel *pppol2tp_tunnel_get(struct net *net,
 
 /* connect() handler. Attach a PPPoX socket to a tunnel UDP socket
  */
-static int pppol2tp_connect(struct socket *sock, struct sockaddr *uservaddr,
+static int pppol2tp_connect(struct socket *sock, struct sockaddr_unsized *uservaddr,
 			    int sockaddr_len, int flags)
 {
 	struct sock *sk = sock->sk;

index e5bb0c0d708c..59d593bb5d18 100644
@@ -477,7 +477,7 @@ static int llc_ui_shutdown(struct socket *sock, int how)
  *	This function will autobind if user did not previously call bind.
  *	Returns: 0 upon success, negative otherwise.
  */
-static int llc_ui_connect(struct socket *sock, struct sockaddr *uaddr,
+static int llc_ui_connect(struct socket *sock, struct sockaddr_unsized *uaddr,
 			  int addrlen, int flags)
 {
 	struct sock *sk = sock->sk;

index 5b1ef50637b7..209a963112e3 100644
@@ -128,7 +128,7 @@ static int mctp_bind(struct socket *sock, struct sockaddr_unsized *addr, int add
 /* Used to set a specific peer prior to bind. Not used for outbound
  * connections (Tag Owner set) since MCTP is a datagram protocol.
  */
-static int mctp_connect(struct socket *sock, struct sockaddr *addr,
+static int mctp_connect(struct socket *sock, struct sockaddr_unsized *addr,
 			int addrlen, int flags)
 {
 	struct sock *sk = sock->sk;

index 953d41902771..35f6be814567 100644
@@ -279,7 +279,7 @@ void mctp_test_bind_run(struct kunit *test,
 		addr.smctp_addr.s_addr = setup->peer_addr;
 		/* connect() type must match bind() type */
 		addr.smctp_type = setup->bind_type;
-		rc = kernel_connect(*sock, (struct sockaddr *)&addr,
+		rc = kernel_connect(*sock, (struct sockaddr_unsized *)&addr,
 				    sizeof(addr), 0);
 		KUNIT_EXPECT_EQ(test, rc, 0);
 	}

@@ -292,5 +292,6 @@ void mctp_test_bind_run(struct kunit *test,
 	addr.smctp_type = setup->bind_type;
 
 	*ret_bind_errno =
-		kernel_bind(*sock, (struct sockaddr *)&addr, sizeof(addr));
+		kernel_bind(*sock, (struct sockaddr_unsized *)&addr,
+			    sizeof(addr));
 }

index d90237bf433c..30961b3d1702 100644
@@ -1680,7 +1680,7 @@ int __mptcp_subflow_connect(struct sock *sk, const struct mptcp_pm_local *local,
 
 	sock_hold(ssk);
 	list_add_tail(&subflow->node, &msk->conn_list);
-	err = kernel_connect(sf, (struct sockaddr *)&addr, addrlen, O_NONBLOCK);
+	err = kernel_connect(sf, (struct sockaddr_unsized *)&addr, addrlen, O_NONBLOCK);
 	if (err && err != -EINPROGRESS) {
 		MPTCP_INC_STATS(sock_net(sk), MPTCP_MIB_JOINSYNTXCONNECTERR);
 		pr_debug("msk=%p local=%d remote=%d connect error: %d\n",

index d8c089ef387c..5a0c6f42bd8f 100644
@@ -1501,7 +1501,7 @@ static int make_send_sock(struct netns_ipvs *ipvs, int id,
 	}
 
 	get_mcast_sockaddr(&mcast_addr, &salen, &ipvs->mcfg, id);
-	result = kernel_connect(sock, (struct sockaddr *)&mcast_addr,
+	result = kernel_connect(sock, (struct sockaddr_unsized *)&mcast_addr,
 				salen, 0);
 	if (result < 0) {
 		pr_err("Error connecting to the multicast addr\n");

index b4110994776d..ee95b2c4f0c3 100644
@@ -1056,7 +1056,7 @@ static int netlink_bind(struct socket *sock, struct sockaddr_unsized *addr,
 	return err;
 }
 
-static int netlink_connect(struct socket *sock, struct sockaddr *addr,
+static int netlink_connect(struct socket *sock, struct sockaddr_unsized *addr,
 			   int alen, int flags)
 {
 	int err = 0;

index 33468124d53d..5ed1a71ceec1 100644
@@ -632,8 +632,8 @@ static int nr_bind(struct socket *sock, struct sockaddr_unsized *uaddr, int addr
 	return 0;
 }
 
-static int nr_connect(struct socket *sock, struct sockaddr *uaddr,
-	int addr_len, int flags)
+static int nr_connect(struct socket *sock, struct sockaddr_unsized *uaddr,
+		      int addr_len, int flags)
 {
 	struct sock *sk = sock->sk;
 	struct nr_sock *nr = nr_sk(sk);

index 26e6ceb48a82..f1be1e84f665 100644
@@ -648,7 +648,7 @@ static int llcp_sock_release(struct socket *sock)
 	return err;
 }
 
-static int llcp_sock_connect(struct socket *sock, struct sockaddr *_addr,
+static int llcp_sock_connect(struct socket *sock, struct sockaddr_unsized *_addr,
 			     int len, int flags)
 {
 	struct sock *sk = sock->sk;

index 5125392bb68e..b049022399ae 100644
@@ -73,7 +73,7 @@ static int rawsock_release(struct socket *sock)
 	return 0;
 }
 
-static int rawsock_connect(struct socket *sock, struct sockaddr *_addr,
+static int rawsock_connect(struct socket *sock, struct sockaddr_unsized *_addr,
 			   int len, int flags)
 {
 	struct sock *sk = sock->sk;

index 478b02647733..9391378083a4 100644
@@ -214,8 +214,8 @@ static int pn_socket_autobind(struct socket *sock)
 	return 0; /* socket was already bound */
 }
 
-static int pn_socket_connect(struct socket *sock, struct sockaddr *addr,
-		int len, int flags)
+static int pn_socket_connect(struct socket *sock, struct sockaddr_unsized *addr,
+			     int len, int flags)
 {
 	struct sock *sk = sock->sk;
 	struct pn_sock *pn = pn_sk(sk);

@@ -252,7 +252,7 @@ static int pn_socket_connect(struct socket *sock, struct sockaddr *addr,
 	pn->resource = pn_sockaddr_get_resource(spn);
 	sock->state = SS_CONNECTING;
 
-	err = sk->sk_prot->connect(sk, addr, len);
+	err = sk->sk_prot->connect(sk, (struct sockaddr *)addr, len);
 	if (err) {
 		sock->state = SS_UNCONNECTED;
 		pn->dobject = 0;

index 00bd3dd9f0f9..dab839f61ee9 100644
@@ -1084,7 +1084,7 @@ static int qrtr_recvmsg(struct socket *sock, struct msghdr *msg,
 	return rc;
 }
 
-static int qrtr_connect(struct socket *sock, struct sockaddr *saddr,
+static int qrtr_connect(struct socket *sock, struct sockaddr_unsized *saddr,
 			int len, int flags)
 {
 	DECLARE_SOCKADDR(struct sockaddr_qrtr *, addr, saddr);

index 4a7217fbeab6..b396c673dfaf 100644
@@ -533,7 +533,7 @@ static int rds_getsockopt(struct socket *sock, int level, int optname,
 
 }
 
-static int rds_connect(struct socket *sock, struct sockaddr *uaddr,
+static int rds_connect(struct socket *sock, struct sockaddr_unsized *uaddr,
 		       int addr_len, int flags)
 {
 	struct sock *sk = sock->sk;

index 1eff3b03ab77..92891b0d224d 100644
@@ -173,7 +173,7 @@ int rds_tcp_conn_path_connect(struct rds_conn_path *cp)
 	 * own the socket
 	 */
 	rds_tcp_set_callbacks(sock, cp);
-	ret = kernel_connect(sock, addr, addrlen, O_NONBLOCK);
+	ret = kernel_connect(sock, (struct sockaddr_unsized *)addr, addrlen, O_NONBLOCK);
 
 	rdsdebug("connect to address %pI6c returned %d\n", &conn->c_faddr, ret);
 	if (ret == -EINPROGRESS)

index 47369eab5aec..fd67494f2815 100644
@@ -765,7 +765,8 @@ static int rose_bind(struct socket *sock, struct sockaddr_unsized *uaddr, int ad
 	return err;
 }
 
-static int rose_connect(struct socket *sock, struct sockaddr *uaddr, int addr_len, int flags)
+static int rose_connect(struct socket *sock, struct sockaddr_unsized *uaddr, int addr_len,
+			int flags)
 {
 	struct sock *sk = sock->sk;
 	struct rose_sock *rose = rose_sk(sk);

index 245f37a74394..0c2c68c4b07e 100644
@@ -481,7 +481,7 @@ EXPORT_SYMBOL(rxrpc_kernel_set_notifications);
  * - this just targets it at a specific destination; no actual connection
  *   negotiation takes place
  */
-static int rxrpc_connect(struct socket *sock, struct sockaddr *addr,
+static int rxrpc_connect(struct socket *sock, struct sockaddr_unsized *addr,
 			 int addr_len, int flags)
 {
 	struct sockaddr_rxrpc *srx = (struct sockaddr_rxrpc *)addr;

index ed8293a34240..a3d7607c1c7a 100644
@@ -4822,7 +4822,7 @@ static int sctp_connect(struct sock *sk, struct sockaddr *addr,
 	return err;
 }
 
-int sctp_inet_connect(struct socket *sock, struct sockaddr *uaddr,
+int sctp_inet_connect(struct socket *sock, struct sockaddr_unsized *uaddr,
 		      int addr_len, int flags)
 {
 	if (addr_len < sizeof(uaddr->sa_family))

@@ -4831,7 +4831,7 @@ int sctp_inet_connect(struct socket *sock, struct sockaddr *uaddr,
 	if (uaddr->sa_family == AF_UNSPEC)
 		return -EOPNOTSUPP;
 
-	return sctp_connect(sock->sk, uaddr, addr_len, flags);
+	return sctp_connect(sock->sk, (struct sockaddr *)uaddr, addr_len, flags);
 }
 
 /* Only called when shutdown a listening SCTP socket. */

index 60cc812ce633..367eb97841f6 100644
@@ -1642,7 +1642,7 @@ static void smc_connect_work(struct work_struct *work)
 	release_sock(&smc->sk);
 }
 
-int smc_connect(struct socket *sock, struct sockaddr *addr,
+int smc_connect(struct socket *sock, struct sockaddr_unsized *addr,
 		int alen, int flags)
 {
 	struct sock *sk = sock->sk;

@@ -1694,7 +1694,7 @@ int smc_connect(struct socket *sock, struct sockaddr *addr,
 		rc = -EALREADY;
 		goto out;
 	}
-	rc = kernel_connect(smc->clcsock, addr, alen, flags);
+	rc = kernel_connect(smc->clcsock, (struct sockaddr_unsized *)addr, alen, flags);
 	if (rc && rc != -EINPROGRESS)
 		goto out;
 

index aaefb2e519a7..101a7ed574e7 100644
@@ -2099,8 +2099,8 @@ int __sys_connect_file(struct file *file, struct sockaddr_storage *address,
 	if (err)
 		goto out;
 
-	err = READ_ONCE(sock->ops)->connect(sock, (struct sockaddr *)address,
-				addrlen, sock->file->f_flags | file_flags);
+	err = READ_ONCE(sock->ops)->connect(sock, (struct sockaddr_unsized *)address,
+					    addrlen, sock->file->f_flags | file_flags);
 out:
 	return err;
 }

@@ -3662,14 +3662,14 @@ EXPORT_SYMBOL(kernel_accept);
  *	Returns 0 or an error code.
  */
 
-int kernel_connect(struct socket *sock, struct sockaddr *addr, int addrlen,
+int kernel_connect(struct socket *sock, struct sockaddr_unsized *addr, int addrlen,
 		   int flags)
 {
 	struct sockaddr_storage address;
 
 	memcpy(&address, addr, addrlen);
 
-	return READ_ONCE(sock->ops)->connect(sock, (struct sockaddr *)&address,
+	return READ_ONCE(sock->ops)->connect(sock, (struct sockaddr_unsized *)&address,
 					     addrlen, flags);
 }
 EXPORT_SYMBOL(kernel_connect);

index 318ee24ad900..58442ae1c2da 100644
@@ -1474,7 +1474,7 @@ static int rpc_sockname(struct net *net, struct sockaddr *sap, size_t salen,
 		goto out_release;
 	}
 
-	err = kernel_connect(sock, sap, salen, 0);
+	err = kernel_connect(sock, (struct sockaddr_unsized *)sap, salen, 0);
 	if (err < 0) {
 		dprintk("RPC:       can't connect UDP socket (%d)\n", err);
 		goto out_release;

index 95732a45b059..2e1fe6013361 100644
@@ -2005,7 +2005,7 @@ static int xs_local_finish_connecting(struct rpc_xprt *xprt,
 
 	xs_stream_start_connect(transport);
 
-	return kernel_connect(sock, xs_addr(xprt), xprt->addrlen, 0);
+	return kernel_connect(sock, (struct sockaddr_unsized *)xs_addr(xprt), xprt->addrlen, 0);
 }
 
 /**

@@ -2405,7 +2405,8 @@ static int xs_tcp_finish_connecting(struct rpc_xprt *xprt, struct socket *sock)
 
 	/* Tell the socket layer to start connecting... */
 	set_bit(XPRT_SOCK_CONNECTING, &transport->sock_state);
-	return kernel_connect(sock, xs_addr(xprt), xprt->addrlen, O_NONBLOCK);
+	return kernel_connect(sock, (struct sockaddr_unsized *)xs_addr(xprt),
+			      xprt->addrlen, O_NONBLOCK);
 }
 
 /**

index 14f75ee88ddf..767f943e331d 100644
@@ -2565,7 +2565,7 @@ static bool tipc_sockaddr_is_sane(struct sockaddr_tipc *addr)
  *
  * Return: 0 on success, errno otherwise
  */
-static int tipc_connect(struct socket *sock, struct sockaddr *dest,
+static int tipc_connect(struct socket *sock, struct sockaddr_unsized *dest,
 			int destlen, int flags)
 {
 	struct sock *sk = sock->sk;

index 8e92d63fa95b..2743e68d129a 100644
@@ -855,7 +855,7 @@ static int unix_listen(struct socket *sock, int backlog)
 
 static int unix_release(struct socket *);
 static int unix_bind(struct socket *, struct sockaddr_unsized *, int);
-static int unix_stream_connect(struct socket *, struct sockaddr *,
+static int unix_stream_connect(struct socket *, struct sockaddr_unsized *,
 			       int addr_len, int flags);
 static int unix_socketpair(struct socket *, struct socket *);
 static int unix_accept(struct socket *, struct socket *, struct proto_accept_arg *arg);

@@ -877,7 +877,7 @@ static int unix_dgram_sendmsg(struct socket *, struct msghdr *, size_t);
 static int unix_dgram_recvmsg(struct socket *, struct msghdr *, size_t, int);
 static int unix_read_skb(struct sock *sk, skb_read_actor_t recv_actor);
 static int unix_stream_read_skb(struct sock *sk, skb_read_actor_t recv_actor);
-static int unix_dgram_connect(struct socket *, struct sockaddr *,
+static int unix_dgram_connect(struct socket *, struct sockaddr_unsized *,
 			      int, int);
 static int unix_seqpacket_sendmsg(struct socket *, struct msghdr *, size_t);
 static int unix_seqpacket_recvmsg(struct socket *, struct msghdr *, size_t,

@@ -1523,7 +1523,7 @@ static void unix_state_double_unlock(struct sock *sk1, struct sock *sk2)
 	unix_state_unlock(sk2);
 }
 
-static int unix_dgram_connect(struct socket *sock, struct sockaddr *addr,
+static int unix_dgram_connect(struct socket *sock, struct sockaddr_unsized *addr,
 			      int alen, int flags)
 {
 	struct sockaddr_un *sunaddr = (struct sockaddr_un *)addr;

@@ -1642,7 +1642,7 @@ static long unix_wait_for_peer(struct sock *other, long timeo)
 	return timeo;
 }
 
-static int unix_stream_connect(struct socket *sock, struct sockaddr *uaddr,
+static int unix_stream_connect(struct socket *sock, struct sockaddr_unsized *uaddr,
 			       int addr_len, int flags)
 {
 	struct sockaddr_un *sunaddr = (struct sockaddr_un *)uaddr;

index fca26e279845..12e57ca93a04 100644
@@ -995,7 +995,7 @@ vsock_bind(struct socket *sock, struct sockaddr_unsized *addr, int addr_len)
 
 	sk = sock->sk;
 
-	if (vsock_addr_cast((struct sockaddr *)addr, addr_len, &vm_addr) != 0)
+	if (vsock_addr_cast(addr, addr_len, &vm_addr) != 0)
 		return -EINVAL;
 
 	lock_sock(sk);

@@ -1328,7 +1328,7 @@ static int vsock_dgram_sendmsg(struct socket *sock, struct msghdr *msg,
 }
 
 static int vsock_dgram_connect(struct socket *sock,
-			       struct sockaddr *addr, int addr_len, int flags)
+			       struct sockaddr_unsized *addr, int addr_len, int flags)
 {
 	int err;
 	struct sock *sk;

@@ -1528,7 +1528,7 @@ static void vsock_connect_timeout(struct work_struct *work)
 	sock_put(sk);
 }
 
-static int vsock_connect(struct socket *sock, struct sockaddr *addr,
+static int vsock_connect(struct socket *sock, struct sockaddr_unsized *addr,
 			 int addr_len, int flags)
 {
 	int err;

index 223b9660a759..a986aa6fff9b 100644
@@ -57,7 +57,7 @@ bool vsock_addr_equals_addr(const struct sockaddr_vm *addr,
 }
 EXPORT_SYMBOL_GPL(vsock_addr_equals_addr);
 
-int vsock_addr_cast(const struct sockaddr *addr,
+int vsock_addr_cast(const struct sockaddr_unsized *addr,
 		    size_t len, struct sockaddr_vm **out_addr)
 {
 	if (len < sizeof(**out_addr))

index ca8006d8f792..af8762b24039 100644
@@ -743,7 +743,7 @@ static int x25_wait_for_connection_establishment(struct sock *sk)
 	return rc;
 }
 
-static int x25_connect(struct socket *sock, struct sockaddr *uaddr,
+static int x25_connect(struct socket *sock, struct sockaddr_unsized *uaddr,
 		       int addr_len, int flags)
 {
 	struct sock *sk = sock->sk;

index b27d861f354f..d1814582319b 100644
@@ -468,7 +468,7 @@ static int qmi_sample_probe(struct platform_device *pdev)
 		return ret;
 
 	sq = dev_get_platdata(&pdev->dev);
-	ret = kernel_connect(sample->qmi.sock, (struct sockaddr *)sq,
+	ret = kernel_connect(sample->qmi.sock, (struct sockaddr_unsized *)sq,
 			     sizeof(*sq), 0);
 	if (ret < 0) {
 		pr_err("failed to connect to remote service port\n");

index 0497b5dea25c..8eeebaa951f0 100644
@@ -900,7 +900,7 @@ __bpf_kfunc int bpf_kfunc_call_kernel_connect(struct addr_args *args)
 		goto out;
 	}
 
-	err = kernel_connect(sock, (struct sockaddr *)&args->addr,
+	err = kernel_connect(sock, (struct sockaddr_unsized *)&args->addr,
 			     args->addrlen, 0);
 out:
 	mutex_unlock(&sock_lock);

index db6bc997ca5b..f58b38ab37f8 100644
@@ -148,7 +148,6 @@ typedef struct {
 
 struct vm_area_struct;
 struct page;
-struct sockaddr;
 struct msghdr;
 struct module;
 struct sk_buff;

index ebafd96912bb..5dd2bf24449e 100644
@@ -19,7 +19,6 @@ struct msghdr;
 struct net;
 struct page;
 struct sock;
-struct sockaddr;
 struct socket;
 
 int inet_release(struct socket *sock);

@@ -43,7 +42,7 @@ int inet_listen(struct socket *sock, int backlog);
 int __inet_listen_sk(struct sock *sk, int backlog);
 void inet_sock_destruct(struct sock *sk);
 int inet_bind(struct socket *sock, struct sockaddr_unsized *uaddr, int addr_len);
-int inet_bind_sk(struct sock *sk, struct sockaddr *uaddr, int addr_len);
+int inet_bind_sk(struct sock *sk, struct sockaddr_unsized *uaddr, int addr_len);
 /* Don't allocate port at this moment, defer to connect. */
 #define BIND_FORCE_ADDRESS_NO_PORT	(1 << 0)
 /* Grab and release socket lock. */

@@ -52,7 +51,7 @@ int inet_bind_sk(struct sock *sk, struct sockaddr *uaddr, int addr_len);
 #define BIND_FROM_BPF			(1 << 2)
 /* Skip CAP_NET_BIND_SERVICE check. */
 #define BIND_NO_CAP_NET_BIND_SERVICE	(1 << 3)
-int __inet_bind(struct sock *sk, struct sockaddr *uaddr, int addr_len,
+int __inet_bind(struct sock *sk, struct sockaddr_unsized *uaddr, int addr_len,
 		u32 flags);
 int inet_getname(struct socket *sock, struct sockaddr *uaddr,
 		 int peer);

index 380afb691c41..69d5cef46004 100644
@@ -261,8 +261,8 @@ static inline u8 ip_sendmsg_scope(const struct inet_sock *inet,
 }
 
 /* datagram.c */
-int __ip4_datagram_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len);
-int ip4_datagram_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len);
+int __ip4_datagram_connect(struct sock *sk, struct sockaddr_unsized *uaddr, int addr_len);
+int ip4_datagram_connect(struct sock *sk, struct sockaddr_unsized *uaddr, int addr_len);
 
 void ip4_datagram_release_cb(struct sock *sk);
 

index 2188bad9a687..74fbf1ad8065 100644
@@ -1188,10 +1188,10 @@ int do_ipv6_getsockopt(struct sock *sk, int level, int optname,
 int ipv6_getsockopt(struct sock *sk, int level, int optname,
 		    char __user *optval, int __user *optlen);
 
-int __ip6_datagram_connect(struct sock *sk, struct sockaddr *addr,
+int __ip6_datagram_connect(struct sock *sk, struct sockaddr_unsized *addr,
 			   int addr_len);
-int ip6_datagram_connect(struct sock *sk, struct sockaddr *addr, int addr_len);
-int ip6_datagram_connect_v6_only(struct sock *sk, struct sockaddr *addr,
+int ip6_datagram_connect(struct sock *sk, struct sockaddr_unsized *addr, int addr_len);
+int ip6_datagram_connect_v6_only(struct sock *sk, struct sockaddr_unsized *addr,
 				 int addr_len);
 int ip6_datagram_dst_update(struct sock *sk, bool fix_sk_saddr);
 void ip6_datagram_release_cb(struct sock *sk);

@@ -1209,7 +1209,7 @@ void inet6_cleanup_sock(struct sock *sk);
 void inet6_sock_destruct(struct sock *sk);
 int inet6_release(struct socket *sock);
 int inet6_bind(struct socket *sock, struct sockaddr_unsized *uaddr, int addr_len);
-int inet6_bind_sk(struct sock *sk, struct sockaddr *uaddr, int addr_len);
+int inet6_bind_sk(struct sock *sk, struct sockaddr_unsized *uaddr, int addr_len);
 int inet6_getname(struct socket *sock, struct sockaddr *uaddr,
 		  int peer);
 int inet6_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg);

index 8a3465c8c2c5..d3013e721b14 100644
@@ -80,7 +80,7 @@ extern const struct ipv6_stub *ipv6_stub __read_mostly;
 
 /* A stub used by bpf helpers. Similarly ugly as ipv6_stub */
 struct ipv6_bpf_stub {
-	int (*inet6_bind)(struct sock *sk, struct sockaddr *uaddr, int addr_len,
+	int (*inet6_bind)(struct sock *sk, struct sockaddr_unsized *uaddr, int addr_len,
 			  u32 flags);
 	struct sock *(*udp6_lib_lookup)(const struct net *net,
 				     const struct in6_addr *saddr, __be16 sport,

index 9634b8800814..05bfd594a64c 100644
@@ -58,7 +58,7 @@ void ping_unhash(struct sock *sk);
 
 int  ping_init_sock(struct sock *sk);
 void ping_close(struct sock *sk, long timeout);
-int  ping_bind(struct sock *sk, struct sockaddr *uaddr, int addr_len);
+int  ping_bind(struct sock *sk, struct sockaddr_unsized *uaddr, int addr_len);
 void ping_err(struct sk_buff *skb, int offset, u32 info);
 int  ping_getfrag(void *from, char *to, int offset, int fraglen, int odd,
 		  struct sk_buff *);

index 3e672a92560b..7f707df66b53 100644
@@ -1260,10 +1260,10 @@ struct proto {
 	void			(*close)(struct sock *sk,
 					long timeout);
 	int			(*pre_connect)(struct sock *sk,
-					struct sockaddr *uaddr,
+					struct sockaddr_unsized *uaddr,
 					int addr_len);
 	int			(*connect)(struct sock *sk,
-					struct sockaddr *uaddr,
+					struct sockaddr_unsized *uaddr,
 					int addr_len);
 	int			(*disconnect)(struct sock *sk, int flags);
 

@@ -1292,9 +1292,9 @@ struct proto {
 					   size_t len, int flags, int *addr_len);
 	void			(*splice_eof)(struct socket *sock);
 	int			(*bind)(struct sock *sk,
-					struct sockaddr *addr, int addr_len);
+					struct sockaddr_unsized *addr, int addr_len);
 	int			(*bind_add)(struct sock *sk,
-					struct sockaddr *addr, int addr_len);
+					struct sockaddr_unsized *addr, int addr_len);
 
 	int			(*backlog_rcv) (struct sock *sk,
 						struct sk_buff *skb);

@@ -3085,7 +3085,7 @@ void sock_set_reuseaddr(struct sock *sk);
 void sock_set_reuseport(struct sock *sk);
 void sock_set_sndtimeo(struct sock *sk, s64 secs);
 
-int sock_bind_add(struct sock *sk, struct sockaddr *addr, int addr_len);
+int sock_bind_add(struct sock *sk, struct sockaddr_unsized *addr, int addr_len);
 
 int sock_get_timeout(long timeo, void *optval, bool old_timeval);
 int sock_copy_user_timeval(struct __kernel_sock_timeval *tv,

index 5ca230ed526a..d5f07571f0f8 100644
@@ -530,7 +530,7 @@ struct sock *tcp_v4_syn_recv_sock(const struct sock *sk, struct sk_buff *skb,
 				  struct request_sock *req_unhash,
 				  bool *own_req);
 int tcp_v4_do_rcv(struct sock *sk, struct sk_buff *skb);
-int tcp_v4_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len);
+int tcp_v4_connect(struct sock *sk, struct sockaddr_unsized *uaddr, int addr_len);
 int tcp_connect(struct sock *sk);
 enum tcp_synack_type {
 	TCP_SYNACK_NORMAL,

index cffedb3e40f2..a061d1b22ddc 100644
@@ -424,7 +424,7 @@ void udp4_hwcsum(struct sk_buff *skb, __be32 src, __be32 dst);
 int udp_rcv(struct sk_buff *skb);
 int udp_ioctl(struct sock *sk, int cmd, int *karg);
 int udp_init_sock(struct sock *sk);
-int udp_pre_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len);
+int udp_pre_connect(struct sock *sk, struct sockaddr_unsized *uaddr, int addr_len);
 int __udp_disconnect(struct sock *sk, int flags);
 int udp_disconnect(struct sock *sk, int flags);
 __poll_t udp_poll(struct file *file, struct socket *sock, poll_table *wait);

index f832dafdaca8..b3958008ba3f 100644
@@ -1126,7 +1126,7 @@ static void writequeue_entry_complete(struct writequeue_entry *e, int completed)
 static int sctp_bind_addrs(struct socket *sock, __be16 port)
 {
 	struct sockaddr_storage localaddr;
-	struct sockaddr *addr = (struct sockaddr *)&localaddr;
+	struct sockaddr_unsized *addr = (struct sockaddr_unsized *)&localaddr;
 	int i, addr_len, result = 0;
 
 	for (i = 0; i < dlm_local_count; i++) {

@@ -1134,7 +1134,7 @@ static int sctp_bind_addrs(struct socket *sock, __be16 port)
 		make_sockaddr(&localaddr, port, &addr_len);
 
 		if (!i)
-			result = kernel_bind(sock, (struct sockaddr_unsized *)addr, addr_len);
+			result = kernel_bind(sock, addr, addr_len);
 		else
 			result = sock_bind_add(sock->sk, addr, addr_len);
 

index 76628df1fc82..cf136b444e78 100644
@@ -5907,7 +5907,7 @@ BPF_CALL_3(bpf_bind, struct bpf_sock_addr_kern *, ctx, struct sockaddr *, addr,
 			return err;
 		if (((struct sockaddr_in *)addr)->sin_port == htons(0))
 			flags |= BIND_FORCE_ADDRESS_NO_PORT;
-		return __inet_bind(sk, addr, addr_len, flags);
+		return __inet_bind(sk, (struct sockaddr_unsized *)addr, addr_len, flags);
 #if IS_ENABLED(CONFIG_IPV6)
 	} else if (addr->sa_family == AF_INET6) {
 		if (addr_len < SIN6_LEN_RFC2133)

@@ -5917,7 +5917,8 @@ BPF_CALL_3(bpf_bind, struct bpf_sock_addr_kern *, ctx, struct sockaddr *, addr,
 		/* ipv6_bpf_stub cannot be NULL, since it's called from
 		 * bpf_cgroup_inet6_connect hook and ipv6 is already loaded
 		 */
-		return ipv6_bpf_stub->inet6_bind(sk, addr, addr_len, flags);
+		return ipv6_bpf_stub->inet6_bind(sk, (struct sockaddr_unsized *)addr,
+						 addr_len, flags);
 #endif /* CONFIG_IPV6 */
 	}
 #endif /* CONFIG_INET */

index e6e38b6b6b33..85aa9a431bc2 100644
@@ -4353,7 +4353,7 @@ bool sk_busy_loop_end(void *p, unsigned long start_time)
 EXPORT_SYMBOL(sk_busy_loop_end);
 #endif /* CONFIG_NET_RX_BUSY_POLL */
 
-int sock_bind_add(struct sock *sk, struct sockaddr *addr, int addr_len)
+int sock_bind_add(struct sock *sk, struct sockaddr_unsized *addr, int addr_len)
 {
 	if (!sk->sk_prot->bind_add)
 		return -EOPNOTSUPP;

index b93fd85f248a..e542fbe113e7 100644
@@ -102,7 +102,7 @@ static int ieee802154_sock_bind(struct socket *sock, struct sockaddr_unsized *ua
 	struct sock *sk = sock->sk;
 
 	if (sk->sk_prot->bind)
-		return sk->sk_prot->bind(sk, (struct sockaddr *)uaddr, addr_len);
+		return sk->sk_prot->bind(sk, uaddr, addr_len);
 
 	return sock_no_bind(sock, uaddr, addr_len);
 }

@@ -118,7 +118,7 @@ static int ieee802154_sock_connect(struct socket *sock, struct sockaddr_unsized
 	if (uaddr->sa_family == AF_UNSPEC)
 		return sk->sk_prot->disconnect(sk, flags);
 
-	return sk->sk_prot->connect(sk, (struct sockaddr *)uaddr, addr_len);
+	return sk->sk_prot->connect(sk, uaddr, addr_len);
 }
 
 static int ieee802154_dev_ioctl(struct sock *sk, struct ifreq __user *arg,

@@ -193,7 +193,7 @@ static void raw_close(struct sock *sk, long timeout)
 	sk_common_release(sk);
 }
 
-static int raw_bind(struct sock *sk, struct sockaddr *_uaddr, int len)
+static int raw_bind(struct sock *sk, struct sockaddr_unsized *_uaddr, int len)
 {
 	struct ieee802154_addr addr;
 	struct sockaddr_ieee802154 *uaddr = (struct sockaddr_ieee802154 *)_uaddr;

@@ -227,7 +227,7 @@ static int raw_bind(struct sock *sk, struct sockaddr *_uaddr, int len)
 	return err;
 }
 
-static int raw_connect(struct sock *sk, struct sockaddr *uaddr,
+static int raw_connect(struct sock *sk, struct sockaddr_unsized *uaddr,
 		       int addr_len)
 {
 	return -ENOTSUPP;

@@ -485,7 +485,7 @@ static void dgram_close(struct sock *sk, long timeout)
 	sk_common_release(sk);
 }
 
-static int dgram_bind(struct sock *sk, struct sockaddr *uaddr, int len)
+static int dgram_bind(struct sock *sk, struct sockaddr_unsized *uaddr, int len)
 {
 	struct sockaddr_ieee802154 *addr = (struct sockaddr_ieee802154 *)uaddr;
 	struct ieee802154_addr haddr;

@@ -563,7 +563,7 @@ static int dgram_ioctl(struct sock *sk, int cmd, int *karg)
 }
 
 /* FIXME: autobind */
-static int dgram_connect(struct sock *sk, struct sockaddr *uaddr,
+static int dgram_connect(struct sock *sk, struct sockaddr_unsized *uaddr,
 			 int len)
 {
 	struct sockaddr_ieee802154 *addr = (struct sockaddr_ieee802154 *)uaddr;

index 3421a2d30845..85aee1b18f89 100644
@@ -441,7 +441,7 @@ int inet_release(struct socket *sock)
 }
 EXPORT_SYMBOL(inet_release);
 
-int inet_bind_sk(struct sock *sk, struct sockaddr *uaddr, int addr_len)
+int inet_bind_sk(struct sock *sk, struct sockaddr_unsized *uaddr, int addr_len)
 {
 	u32 flags = BIND_WITH_LOCK;
 	int err;

@@ -466,11 +466,11 @@ int inet_bind_sk(struct sock *sk, struct sockaddr *uaddr, int addr_len)
 
 int inet_bind(struct socket *sock, struct sockaddr_unsized *uaddr, int addr_len)
 {
-	return inet_bind_sk(sock->sk, (struct sockaddr *)uaddr, addr_len);
+	return inet_bind_sk(sock->sk, uaddr, addr_len);
 }
 EXPORT_SYMBOL(inet_bind);
 
-int __inet_bind(struct sock *sk, struct sockaddr *uaddr, int addr_len,
+int __inet_bind(struct sock *sk, struct sockaddr_unsized *uaddr, int addr_len,
 		u32 flags)
 {
 	struct sockaddr_in *addr = (struct sockaddr_in *)uaddr;

@@ -584,14 +584,14 @@ int inet_dgram_connect(struct socket *sock, struct sockaddr_unsized *uaddr,
 		return prot->disconnect(sk, flags);
 
 	if (BPF_CGROUP_PRE_CONNECT_ENABLED(sk)) {
-		err = prot->pre_connect(sk, (struct sockaddr *)uaddr, addr_len);
+		err = prot->pre_connect(sk, uaddr, addr_len);
 		if (err)
 			return err;
 	}
 
 	if (data_race(!inet_sk(sk)->inet_num) && inet_autobind(sk))
 		return -EAGAIN;
-	return prot->connect(sk, (struct sockaddr *)uaddr, addr_len);
+	return prot->connect(sk, uaddr, addr_len);
 }
 EXPORT_SYMBOL(inet_dgram_connect);
 

@@ -671,12 +671,12 @@ int __inet_stream_connect(struct socket *sock, struct sockaddr_unsized *uaddr,
 			goto out;
 
 		if (BPF_CGROUP_PRE_CONNECT_ENABLED(sk)) {
-			err = sk->sk_prot->pre_connect(sk, (struct sockaddr *)uaddr, addr_len);
+			err = sk->sk_prot->pre_connect(sk, uaddr, addr_len);
 			if (err)
 				goto out;
 		}
 
-		err = sk->sk_prot->connect(sk, (struct sockaddr *)uaddr, addr_len);
+		err = sk->sk_prot->connect(sk, uaddr, addr_len);
 		if (err < 0)
 			goto out;
 

index c2b2cda1a7e5..1614593b6d72 100644
@@ -16,7 +16,7 @@
 #include <net/tcp_states.h>
 #include <net/sock_reuseport.h>
 
-int __ip4_datagram_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len)
+int __ip4_datagram_connect(struct sock *sk, struct sockaddr_unsized *uaddr, int addr_len)
 {
 	struct inet_sock *inet = inet_sk(sk);
 	struct sockaddr_in *usin = (struct sockaddr_in *) uaddr;