linux-kernel - [PATCH] sit: set name of device back to struct parms

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Message-Id: <20210602103626.26873-1-zhangkaiheb@126.com>
Date:   Wed,  2 Jun 2021 18:36:26 +0800
From:   zhang kai <zhangkaiheb@....com>
To:     davem@...emloft.net, yoshfuji@...ux-ipv6.org, dsahern@...nel.org,
        kuba@...nel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     zhang kai <zhangkaiheb@....com>
Subject: [PATCH] sit: set name of device back to struct parms

addrconf_set_sit_dstaddr will use parms->name.

Signed-off-by: zhang kai <zhangkaiheb@....com>
---
 net/ipv6/sit.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c
index 71b57bdb1..e0a39b0bb 100644
--- a/net/ipv6/sit.c
+++ b/net/ipv6/sit.c
@@ -271,6 +271,9 @@ static struct ip_tunnel *ipip6_tunnel_locate(struct net *net,
 	if (ipip6_tunnel_create(dev) < 0)
 		goto failed_free;
 
+	if (!parms->name[0])
+		strcpy(parms->name, dev->name);
+
 	return nt;
 
 failed_free:
-- 
2.17.1