[PATCH] nbd: propagate genlmsg_reply return code

[Li RongQing]

genlmsg_reply can fail, so propagate its return code

Signed-off-by: Li RongQing <lirongq...@baidu.com>
---
 drivers/block/nbd.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index 7c9a949e876b..accb627fc158 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;
-- 
2.16.2