Merge branch 'linus' into perf/core

Merge reason: Pick up upstream fixes.

Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 5 insertions, 4 deletions

diff --git a/fs/btrfs/acl.c b/fs/btrfs/acl.c
index de34bfad9ec3..5d505aaa72fb 100644
--- a/fs/btrfs/acl.c
+++ b/fs/btrfs/acl.c
@@ -178,16 +178,17 @@ static int btrfs_xattr_acl_set(struct dentry *dentry, const char *name,
 
         if (value) {
                 acl = posix_acl_from_xattr(value, size);
-                if (acl == NULL) {
-                        value = NULL;
-                        size = 0;
+                if (acl) {
+                        ret = posix_acl_valid(acl);
+                        if (ret)
+                                goto out;
                 } else if (IS_ERR(acl)) {
                         return PTR_ERR(acl);
                 }
         }
 
         ret = btrfs_set_acl(NULL, dentry->d_inode, acl, type);
-
+out:
         posix_acl_release(acl);
 
         return ret;