sit: set name of device back to struct parms

addrconf_set_sit_dstaddr will use parms->name.

Signed-off-by: zhang kai <zhangkaiheb@126.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c
index aa98294a3ad3177d69f39a773b08d77b1b950e6d..f7c8110ece5fbcfe40830c9ae07d55145bca33ee 100644 (file)
--- 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: