linux-kernel - [PATCH 1/1] btrfs: volumes: fix improper return value

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Date:   Sat,  3 Dec 2016 19:01:45 +0800
From:   Pan Bian <bianpan2016@....com>
To:     Chris Mason <clm@...com>, Josef Bacik <jbacik@...com>,
        David Sterba <dsterba@...e.com>, linux-btrfs@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, Pan Bian <bianpan2016@....com>
Subject: [PATCH 1/1] btrfs: volumes: fix improper return value

Variable ret takes the errno on failures. However, it directly returns 0.
It may be better to return "ret".

Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=188741

Signed-off-by: Pan Bian <bianpan2016@....com>
---
 fs/btrfs/volumes.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index 71a60cc..32fd903 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -4222,7 +4222,7 @@ static int btrfs_uuid_scan_kthread(void *data)
 	else
 		set_bit(BTRFS_FS_UPDATE_UUID_TREE_GEN, &fs_info->flags);
 	up(&fs_info->uuid_tree_rescan_sem);
-	return 0;
+	return ret;
 }
 
 /*
-- 
1.9.1