[PATCHv2 11/12]posix_acl: Add the check items

[Liuwenyi <qingshenlwy@gmail.com>]

move the ACL validation check in to fs/posix_acl.c.
Including nullpointer check and PTR_ERR check.

---
Signed-off-by: Liuwenyi <qingshenlwy@gmail.com>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Jeff Mahoney <jeffm@suse.com>
Cc: Joel Becker <joel.becker@oracle.com>
Cc: James Morris <jmorris@namei.org>
Cc: Christoph Hellwig <hch@lst.de>
Cc: reiserfs-devel@vger.kernel.org
Cc: linux-kernel@vger.kernel.org

---
diff --git a/fs/reiserfs/xattr_acl.c b/fs/reiserfs/xattr_acl.c
index cc32e6a..4cf1f18 100644
--- a/fs/reiserfs/xattr_acl.c
+++ b/fs/reiserfs/xattr_acl.c
@@ -30,13 +30,9 @@ posix_acl_set(struct dentry *dentry, const char
*name, const void *value,

if (value) {
acl = posix_acl_from_xattr(value, size);
- if (IS_ERR(acl)) {
- return PTR_ERR(acl);
- } else if (acl) {
- error = posix_acl_valid(acl);
- if (error)
- goto release_and_out;
- }
+ error = posix_acl_valid(acl);
+ if (error)
+ goto release_and_out;
} else
acl = NULL;


-- 
Best Regards,
Liuwenyi