btrfs: remove a useless return statement in btrfs_block_rsv_add

Since ret must be 0 here, don't have to return.  No functional change
and code readability is not hurt.

Signed-off-by: Lu Fengqi <lufq.fnst@cn.fujitsu.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

1 files changed, 1 insertions, 3 deletions

diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 26616712de13..8e4a8581e151 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -5539,10 +5539,8 @@ int btrfs_block_rsv_add(struct btrfs_root *root,
                 return 0;
 
         ret = reserve_metadata_bytes(root, block_rsv, num_bytes, flush);
-        if (!ret) {
+        if (!ret)
                 block_rsv_add_bytes(block_rsv, num_bytes, true);
-                return 0;
-        }
 
         return ret;
 }