[PATCH] btrfs: removed unused return variable

[Aliasgar Surti]

From: Aliasgar Surti <aliasgar.surti...@gmail.com>

Removed unused return variable and replaced it with returning
the value directly

Signed-off-by: Aliasgar Surti <aliasgar.surti...@gmail.com>
---
 fs/btrfs/disk-io.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 044981c..c80fa67 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -4255,7 +4255,6 @@ static int btrfs_destroy_delayed_refs(struct 
btrfs_transaction *trans,
        struct rb_node *node;
        struct btrfs_delayed_ref_root *delayed_refs;
        struct btrfs_delayed_ref_node *ref;
-       int ret = 0;
 
        delayed_refs = &trans->delayed_refs;
 
@@ -4263,7 +4262,7 @@ static int btrfs_destroy_delayed_refs(struct 
btrfs_transaction *trans,
        if (atomic_read(&delayed_refs->num_entries) == 0) {
                spin_unlock(&delayed_refs->lock);
                btrfs_info(fs_info, "delayed_refs has NO entry");
-               return ret;
+               return 0;
        }
 
        while ((node = rb_first_cached(&delayed_refs->href_root)) != NULL) {
@@ -4307,7 +4306,7 @@ static int btrfs_destroy_delayed_refs(struct 
btrfs_transaction *trans,
 
        spin_unlock(&delayed_refs->lock);
 
-       return ret;
+       return 0;
 }
 
 static void btrfs_destroy_delalloc_inodes(struct btrfs_root *root)
-- 
2.7.4