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f0e19c2
2010 May 18
0
[PATCH] btrfs: prohibit a operation of changing acl's mask when noacl mount option used
...acl: aaa/: Operation not supported
Certainly, it''s expected by pjd-fstest.
So, i compared acl.c of btrfs and ext3. Based on that, a patch created.
Fortunately, it works.
Signed-off-by: Shi Weihua <shiwh@cn.fujitsu.com>
---
diff --git a/fs/btrfs/acl.c b/fs/btrfs/acl.c
index da3133c..f2e09c2 100644
--- a/fs/btrfs/acl.c
+++ b/fs/btrfs/acl.c
@@ -159,6 +159,9 @@ static int btrfs_xattr_set_acl(struct inode *inode, int type,
int ret;
struct posix_acl *acl = NULL;
+ if (!IS_POSIXACL(inode))
+ return -EOPNOTSUPP;
+
if (value) {
acl = posix_acl_from_xattr(value, size);
if (acl =...