From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: stable@vger.kernel.org
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	patches@lists.linux.dev,
	Ricardo Robaina <rrobaina@redhat.com>,
	Paul Moore <paul@paul-moore.com>,
	Sasha Levin <sashal@kernel.org>
Subject: [PATCH 5.10 054/235] audit: use unsigned int instead of unsigned
Date: Thu, 20 Aug 2026 16:54:50 +0200
Message-ID: <20260820145218.081388078@linuxfoundation.org>
In-Reply-To: <20260820145216.426568665@linuxfoundation.org>
References: <20260820145216.426568665@linuxfoundation.org>
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5.10-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Ricardo Robaina <rrobaina@redhat.com>

[ Upstream commit 8b226771014beab1292081151a99530886ce54b4 ]

Address checkpatch.pl warning below, across the audit subsystem:

  WARNING: Prefer 'unsigned int' to bare use of 'unsigned'

Minor cleanup, no functional changes.

Signed-off-by: Ricardo Robaina <rrobaina@redhat.com>
Signed-off-by: Paul Moore <paul@paul-moore.com>
Stable-dep-of: 81905b5acbe7 ("audit: fix recursive locking deadlock in audit_dupe_exe()")
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 include/linux/audit.h |   16 ++++++++--------
 kernel/audit.c        |    2 +-
 kernel/audit.h        |    2 +-
 kernel/audit_tree.c   |    2 +-
 kernel/auditfilter.c  |    8 ++++----
 kernel/auditsc.c      |    2 +-
 lib/compat_audit.c    |   12 ++++++------
 7 files changed, 22 insertions(+), 22 deletions(-)

--- a/include/linux/audit.h
+++ b/include/linux/audit.h
@@ -120,17 +120,17 @@ enum audit_nfcfgop {
 
 extern int is_audit_feature_set(int which);
 
-extern int __init audit_register_class(int class, unsigned *list);
-extern int audit_classify_syscall(int abi, unsigned syscall);
+extern int __init audit_register_class(int class, unsigned int *list);
+extern int audit_classify_syscall(int abi, unsigned int syscall);
 extern int audit_classify_arch(int arch);
 /* only for compat system calls */
-extern unsigned compat_write_class[];
-extern unsigned compat_read_class[];
-extern unsigned compat_dir_class[];
-extern unsigned compat_chattr_class[];
-extern unsigned compat_signal_class[];
+extern unsigned int compat_write_class[];
+extern unsigned int compat_read_class[];
+extern unsigned int compat_dir_class[];
+extern unsigned int compat_chattr_class[];
+extern unsigned int compat_signal_class[];
 
-extern int audit_classify_compat_syscall(int abi, unsigned syscall);
+extern int audit_classify_compat_syscall(int abi, unsigned int syscall);
 
 /* audit_names->type values */
 #define	AUDIT_TYPE_UNKNOWN	0	/* we don't know yet */
--- a/kernel/audit.c
+++ b/kernel/audit.c
@@ -1989,7 +1989,7 @@ static void audit_log_vformat(struct aud
 		 * here and AUDIT_BUFSIZ is at least 1024, then we can
 		 * log everything that printk could have logged. */
 		avail = audit_expand(ab,
-			max_t(unsigned, AUDIT_BUFSIZ, 1+len-avail));
+			max_t(unsigned int, AUDIT_BUFSIZ, 1+len-avail));
 		if (!avail)
 			goto out_va_end;
 		len = vsnprintf(skb_tail_pointer(skb), avail, fmt, args2);
--- a/kernel/audit.h
+++ b/kernel/audit.h
@@ -217,7 +217,7 @@ static inline int audit_hash_ino(u64 ino
 /* Indicates that audit should log the full pathname. */
 #define AUDIT_NAME_FULL -1
 
-extern int audit_match_class(int class, unsigned syscall);
+extern int audit_match_class(int class, unsigned int syscall);
 extern int audit_comparator(const u32 left, const u32 op, const u32 right);
 extern int audit_uid_comparator(kuid_t left, u32 op, kuid_t right);
 extern int audit_gid_comparator(kgid_t left, u32 op, kgid_t right);
--- a/kernel/audit_tree.c
+++ b/kernel/audit_tree.c
@@ -33,7 +33,7 @@ struct audit_chunk {
 	struct node {
 		struct list_head list;
 		struct audit_tree *owner;
-		unsigned index;		/* index; upper bit indicates 'will prune' */
+		unsigned int index;	/* index; upper bit indicates 'will prune' */
 	} owners[];
 };
 
--- a/kernel/auditfilter.c
+++ b/kernel/auditfilter.c
@@ -162,13 +162,13 @@ static inline int audit_to_inode(struct
 
 static __u32 *classes[AUDIT_SYSCALL_CLASSES];
 
-int __init audit_register_class(int class, unsigned *list)
+int __init audit_register_class(int class, unsigned int *list)
 {
 	__u32 *p = kcalloc(AUDIT_BITMASK_SIZE, sizeof(__u32), GFP_KERNEL);
 	if (!p)
 		return -ENOMEM;
 	while (*list != ~0U) {
-		unsigned n = *list++;
+		unsigned int n = *list++;
 		if (n >= AUDIT_BITMASK_SIZE * 32 - AUDIT_SYSCALL_CLASSES) {
 			kfree(p);
 			return -EINVAL;
@@ -183,7 +183,7 @@ int __init audit_register_class(int clas
 	return 0;
 }
 
-int audit_match_class(int class, unsigned syscall)
+int audit_match_class(int class, unsigned int syscall)
 {
 	if (unlikely(syscall >= AUDIT_BITMASK_SIZE * 32))
 		return 0;
@@ -234,7 +234,7 @@ static int audit_match_signal(struct aud
 /* Common user-space to kernel rule translation. */
 static inline struct audit_entry *audit_to_entry_common(struct audit_rule_data *rule)
 {
-	unsigned listnr;
+	unsigned int listnr;
 	struct audit_entry *entry;
 	int i, err;
 
--- a/kernel/auditsc.c
+++ b/kernel/auditsc.c
@@ -161,7 +161,7 @@ static const struct audit_nfcfgop_tab au
 
 static int audit_match_perm(struct audit_context *ctx, int mask)
 {
-	unsigned n;
+	unsigned int n;
 	if (unlikely(!ctx))
 		return 0;
 	n = ctx->major;
--- a/lib/compat_audit.c
+++ b/lib/compat_audit.c
@@ -3,32 +3,32 @@
 #include <linux/types.h>
 #include <asm/unistd32.h>
 
-unsigned compat_dir_class[] = {
+unsigned int compat_dir_class[] = {
 #include <asm-generic/audit_dir_write.h>
 ~0U
 };
 
-unsigned compat_read_class[] = {
+unsigned int compat_read_class[] = {
 #include <asm-generic/audit_read.h>
 ~0U
 };
 
-unsigned compat_write_class[] = {
+unsigned int compat_write_class[] = {
 #include <asm-generic/audit_write.h>
 ~0U
 };
 
-unsigned compat_chattr_class[] = {
+unsigned int compat_chattr_class[] = {
 #include <asm-generic/audit_change_attr.h>
 ~0U
 };
 
-unsigned compat_signal_class[] = {
+unsigned int compat_signal_class[] = {
 #include <asm-generic/audit_signal.h>
 ~0U
 };
 
-int audit_classify_compat_syscall(int abi, unsigned syscall)
+int audit_classify_compat_syscall(int abi, unsigned int syscall)
 {
 	switch (syscall) {
 #ifdef __NR_open