nbd: propagate genlmsg_reply return code

genlmsg_reply can fail, so propagate its return code

Signed-off-by: Li RongQing <lirongqing@baidu.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

1 files changed, 1 insertions, 2 deletions

diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index 32a7ba1674b7..90ba9f4c03f3 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -2118,8 +2118,7 @@ static int nbd_genl_status(struct sk_buff *skb, struct genl_info *info)
         }
         nla_nest_end(reply, dev_list);
         genlmsg_end(reply, reply_head);
-        genlmsg_reply(reply, info);
-        ret = 0;
+        ret = genlmsg_reply(reply, info);
 out:
         mutex_unlock(&nbd_index_mutex);
         return ret;