Linux 3.14

[~andy/linux] / net / ipv4 / xfrm4_policy.c

diff --git a/net/ipv4/xfrm4_policy.c b/net/ipv4/xfrm4_policy.c
index ccde54248c8ca77d3efc173ce457aa5f0153337a..e1a63930a96789b7df67a8b9914cd3bb69fb1cd9 100644 (file)
--- a/net/ipv4/xfrm4_policy.c
+++ b/net/ipv4/xfrm4_policy.c
@@ -104,10 +104,14 @@ _decode_session4(struct sk_buff *skb, struct flowi *fl, int reverse)
        const struct iphdr *iph = ip_hdr(skb);
        u8 *xprth = skb_network_header(skb) + iph->ihl * 4;
        struct flowi4 *fl4 = &fl->u.ip4;
+       int oif = 0;
+
+       if (skb_dst(skb))
+               oif = skb_dst(skb)->dev->ifindex;
 
        memset(fl4, 0, sizeof(struct flowi4));
        fl4->flowi4_mark = skb->mark;
-       fl4->flowi4_oif = skb_dst(skb)->dev->ifindex;
+       fl4->flowi4_oif = reverse ? skb->skb_iif : oif;
 
        if (!ip_is_fragment(iph)) {
                switch (iph->protocol) {
@@ -236,7 +240,7 @@ static struct dst_ops xfrm4_dst_ops = {
        .destroy =              xfrm4_dst_destroy,
        .ifdown =               xfrm4_dst_ifdown,
        .local_out =            __ip_local_out,
-       .gc_thresh =            1024,
+       .gc_thresh =            32768,
 };
 
 static struct xfrm_policy_afinfo xfrm4_policy_afinfo = {