ipv4: Use FIELD_SIZEOF() in inet_init().

PATCH In review YOSHIFUJI Hideaki 1 participant 1 message Jan 9, 2013

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YOSHIFUJI Hideaki

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2013-01-09 17:19 UTC #0 lore raw

PATCH 1/6 ipv4: Use FIELD_SIZEOF() in inet_init().

Signed-off-by YOSHIFUJI Hideaki <[email protected]>

---
 net/ipv4/af_inet.c |    3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

net/ipv4/af_inet.c +1 -2

index 24b384b..4fdf967 100644
@@ -1705,12 +1705,11 @@ static struct packet_type ip_packet_type __read_mostly = {
 
 static int __init inet_init(void)
 {
-	struct sk_buff *dummy_skb;
 	struct inet_protosw *q;
 	struct list_head *r;
 	int rc = -EINVAL;
 
-	BUILD_BUG_ON(sizeof(struct inet_skb_parm) > sizeof(dummy_skb->cb));
+	BUILD_BUG_ON(sizeof(struct inet_skb_parm) > FIELD_SIZEOF(struct sk_buff, cb));
 
 	sysctl_local_reserved_ports = kzalloc(65536 / 8, GFP_KERNEL);
 	if (!sysctl_local_reserved_ports)

Signature · 1 line

1.7.9.5