Btrfs: call inode_dec_link_count() on mkdir error path

In btrfs_mkdir(), if it fails to create dir, we should clean up existed items, setting inode's link properly to make sure it could be cleaned up properly. Signed-off-by: Wang Shilong <[email protected]> Signed-off-by: Chris Mason <[email protected]>
IreneKnapp · Jan 2, 2015 · c7cfb8a · c7cfb8a
1 parent df95e7f
commit c7cfb8a
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
@@ -6255,8 +6255,10 @@ static int btrfs_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
 
 out_fail:
 	btrfs_end_transaction(trans, root);
-	if (drop_on_err)
+	if (drop_on_err) {
+		inode_dec_link_count(inode);
 		iput(inode);
+	}
 	btrfs_balance_delayed_items(root);
 	btrfs_btree_balance_dirty(root);
 	return err;