btrfs-progs: cleanup nonsense ret value assignment

The "ret" will be soon used to hold the return value of another function,
assign -1 to it before is nonsense.

Signed-off-by: Gui Hecheng <guihc.fnst@cn.fujitsu.com>
Signed-off-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Chris Mason <clm@fb.com>

diff --git a/free-space-cache.c b/free-space-cache.c
index 55d7318..bddde24 100644 (file)
--- a/free-space-cache.c
+++ b/free-space-cache.c
@@ -291,8 +291,6 @@ static int __load_free_space_cache(struct btrfs_root *root,
                return 0;
        }
 
-       ret = -1;
-
        leaf = path->nodes[0];
        header = btrfs_item_ptr(leaf, path->slots[0],
                                struct btrfs_free_space_header);