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fs/hfsplus: move xattr_name allocation in hfsplus_setxattr()

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security/trusted/user/osx setxattr did the same
xattr_name initialization. Move that operation in hfsplus_setxattr().

Tested with security/trusted/user getfattr/setfattr

Signed-off-by: Fabian Frederick <fabf@skynet.be>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Fabian Frederick
2015-04-16 12:47:01 -07:00
committed by Linus Torvalds
parent a3cef4cd68
commit 5e61473ea9
5 changed files with 35 additions and 65 deletions
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19
fs/hfsplus/xattr_security.c
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@@ -24,22 +24,9 @@ static int hfsplus_security_getxattr(struct dentry *dentry, const char *name,
static int hfsplus_security_setxattr(struct dentry *dentry, const char *name,
const void *buffer, size_t size, int flags, int type)
{
char *xattr_name;
int res;
if (!strcmp(name, ""))
return -EINVAL;
xattr_name = kmalloc(NLS_MAX_CHARSET_SIZE * HFSPLUS_ATTR_MAX_STRLEN + 1,
GFP_KERNEL);
if (!xattr_name)
return -ENOMEM;
strcpy(xattr_name, XATTR_SECURITY_PREFIX);
strcpy(xattr_name + XATTR_SECURITY_PREFIX_LEN, name);
res = hfsplus_setxattr(dentry, xattr_name, buffer, size, flags);
kfree(xattr_name);
return res;
return hfsplus_setxattr(dentry, name, buffer, size, flags,
XATTR_SECURITY_PREFIX,
XATTR_SECURITY_PREFIX_LEN);
}
static size_t hfsplus_security_listxattr(struct dentry *dentry, char *list,