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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>
This commit is contained in:
Carmeli Tamir 2019-07-06 11:07:38 -04:00 committed by James Morris
parent d1c5947ec6
commit c5eaab1d13
1 changed files with 2 additions and 2 deletions
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4
security/commoncap.c
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@ -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) {