From 7c610bb26a37228d967dce18a6fe10b70b79ea37 Mon Sep 17 00:00:00 2001
From: Li RongQing <lirongqing@baidu.com>
Date: Wed, 20 Feb 2019 15:44:37 +0000
Subject: [PATCH] ipv6: propagate genlmsg_reply return code

mainline inclusion
from mainline-v5.0
commit d1f20798a119
category: bugfix
bugzilla: 9555
CVE: NA

-------------------------------------------------

genlmsg_reply can fail, so propagate its return code

Fixes: 915d7e5e593 ("ipv6: sr: add code base for control plane support of SR-IPv6")
Signed-off-by: Li RongQing <lirongqing@baidu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Shangli <shangli1@huawei.com>
Reviewed-by: Mao Wenan <maowenan@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
---
 net/ipv6/seg6.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/net/ipv6/seg6.c b/net/ipv6/seg6.c
index 8d0ba757a46c..9b2f272ca164 100644
--- a/net/ipv6/seg6.c
+++ b/net/ipv6/seg6.c
@@ -221,9 +221,7 @@ static int seg6_genl_get_tunsrc(struct sk_buff *skb, struct genl_info *info)
 	rcu_read_unlock();
 
 	genlmsg_end(msg, hdr);
-	genlmsg_reply(msg, info);
-
-	return 0;
+	return genlmsg_reply(msg, info);
 
 nla_put_failure:
 	rcu_read_unlock();
-- 
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