12 lines
315 B
Diff
12 lines
315 B
Diff
--- a/net/ipv6/route.c
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+++ b/net/ipv6/route.c
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@@ -937,6 +937,8 @@ struct dst_entry * ip6_route_output(struct net *net, const struct sock *sk,
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{
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int flags = 0;
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+ fl6->flowi6_iif = net->loopback_dev->ifindex;
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+
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if ((sk && sk->sk_bound_dev_if) || rt6_need_strict(&fl6->daddr))
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flags |= RT6_LOOKUP_F_IFACE;
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