Commit 0d9f7f3e authored by Yan's avatar Yan Committed by Chris Mason
Browse files

btrfs_inode_by_name return random value. 



When inode is found, the return value is from the uninitialized
variable 'ret'.

--

Signed-off-by: default avatarChris Mason <chris.mason@oracle.com>
parent 5708b959

fs/btrfs/inode.c

+3 −2
Original line number Diff line number Diff line
@@ -847,15 +847,16 @@ static int btrfs_inode_by_name(struct inode *dir, struct dentry *dentry, 
	struct btrfs_dir_item *di;

	struct btrfs_path *path;

	struct btrfs_root *root = BTRFS_I(dir)->root;

	int ret;

	int ret = 0;



	path = btrfs_alloc_path();

	BUG_ON(!path);

	di = btrfs_lookup_dir_item(NULL, root, path, dir->i_ino, name,

				    namelen, 0);

	if (IS_ERR(di))

		ret = PTR_ERR(di);

	if (!di || IS_ERR(di)) {

		location->objectid = 0;

		ret = 0;

		goto out;

	}

	btrfs_dir_item_key_to_cpu(path->nodes[0], di, location);