From c5eaab1d131d0a6272df7d55a971a67400d63f56 Mon Sep 17 00:00:00 2001
From: Carmeli Tamir <carmeli.tamir@gmail.com>
Date: Sat, 6 Jul 2019 11:07:38 -0400
Subject: [PATCH] security/commoncap: Use xattr security prefix len
Using the existing defined XATTR_SECURITY_PREFIX_LEN instead of
sizeof(XATTR_SECURITY_PREFIX) - 1. Pretty simple cleanup.
Signed-off-by: Carmeli Tamir <carmeli.tamir@gmail.com>
Signed-off-by: James Morris <jamorris@linux.microsoft.com>
---
security/commoncap.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/security/commoncap.c b/security/commoncap.c
index afd9679ca8669..1156178a0c52f 100644
--- a/security/commoncap.c
+++ b/security/commoncap.c
@@ -920,7 +920,7 @@ int cap_inode_setxattr(struct dentry *dentry, const char *name,
/* Ignore non-security xattrs */
if (strncmp(name, XATTR_SECURITY_PREFIX,
- sizeof(XATTR_SECURITY_PREFIX) - 1) != 0)
+ XATTR_SECURITY_PREFIX_LEN) != 0)
return 0;
/*
@@ -952,7 +952,7 @@ int cap_inode_removexattr(struct dentry *dentry, const char *name)
/* Ignore non-security xattrs */
if (strncmp(name, XATTR_SECURITY_PREFIX,
- sizeof(XATTR_SECURITY_PREFIX) - 1) != 0)
+ XATTR_SECURITY_PREFIX_LEN) != 0)
return 0;
if (strcmp(name, XATTR_NAME_CAPS) == 0) {
--
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