diff options
Diffstat (limited to 'net/ipv6/icmp.c')
| -rw-r--r-- | net/ipv6/icmp.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/net/ipv6/icmp.c b/net/ipv6/icmp.c index 3db10cae7b17..169467b5c98a 100644 --- a/net/ipv6/icmp.c +++ b/net/ipv6/icmp.c @@ -410,7 +410,10 @@ static struct net_device *icmp6_dev(const struct sk_buff *skb) if (unlikely(dev->ifindex == LOOPBACK_IFINDEX || netif_is_l3_master(skb->dev))) { const struct rt6_info *rt6 = skb_rt6_info(skb); - if (rt6) + /* The destination could be an external IP in Ext Hdr (SRv6, RPL, etc.), + * and ip6_null_entry could be set to skb if no route is found. + */ + if (rt6 && rt6->rt6i_idev) dev = rt6->rt6i_idev->dev; } |