Commit bafd4bd4 authored by Steffen Klassert's avatar Steffen Klassert
Browse files

xfrm: Decode sessions with output interface. 



The output interface matching does not work on forward
policy lookups, the output interface of the flowi is
always 0. Fix this by setting the output interface when
we decode the session.

Signed-off-by: default avatarSteffen Klassert <steffen.klassert@secunet.com>
parent 4479ff76

net/ipv4/xfrm4_policy.c

+1 −0
Original line number Diff line number Diff line
@@ -107,6 +107,7 @@ _decode_session4(struct sk_buff *skb, struct flowi *fl, int reverse) 


	memset(fl4, 0, sizeof(struct flowi4));

	fl4->flowi4_mark = skb->mark;

	fl4->flowi4_oif = skb_dst(skb)->dev->ifindex;



	if (!ip_is_fragment(iph)) {

		switch (iph->protocol) {

net/ipv6/xfrm6_policy.c

+1 −0
Original line number Diff line number Diff line
@@ -138,6 +138,7 @@ _decode_session6(struct sk_buff *skb, struct flowi *fl, int reverse) 


	memset(fl6, 0, sizeof(struct flowi6));

	fl6->flowi6_mark = skb->mark;

	fl6->flowi6_oif = skb_dst(skb)->dev->ifindex;



	fl6->daddr = reverse ? hdr->saddr : hdr->daddr;

	fl6->saddr = reverse ? hdr->daddr : hdr->saddr;

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