On Sat, Dec 03, 2016 at 07:01:45PM +0800, Pan Bian wrote: > 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 <bianpan2...@163.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;
This is a kthread, no one checks the return value. We already let the user know if it fails: btrfs_warn(fs_info, "btrfs_uuid_scan_kthread failed %d", ret); > } > > /* > -- > 1.9.1 > > > -- > To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in > the body of a message to majord...@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html