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-rw-r--r--net/ipv6/icmp.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/net/ipv6/icmp.c b/net/ipv6/icmp.c
index eb948ff..17fa28f 100644
--- a/net/ipv6/icmp.c
+++ b/net/ipv6/icmp.c
@@ -448,8 +448,10 @@ static void icmp6_send(struct sk_buff *skb, u8 type, u8 code, __u32 info,
if (__ipv6_addr_needs_scope_id(addr_type))
iif = skb->dev->ifindex;
- else
- iif = l3mdev_master_ifindex(skb_dst(skb)->dev);
+ else {
+ dst = skb_dst(skb);
+ iif = l3mdev_master_ifindex(dst ? dst->dev : skb->dev);
+ }
/*
* Must not send error if the source does not uniquely
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