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[IPSEC]: Fix panic when using inter address familiy IPsec on loopback.

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Signed-off-by: Kazunori MIYAZAWA <kazunori@miyazawa.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Kazunori MIYAZAWA 2007-05-29 13:03:17 -07:00 committed by David S. Miller
parent 83f03fa5ad
commit f282d45cb4
4 changed files with 7 additions and 8 deletions
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6
net/ipv4/xfrm4_input.c
View file

@ -139,10 +139,8 @@ int xfrm4_rcv_encap(struct sk_buff *skb, __u16 encap_type)
nf_reset(skb);
if (decaps) {
if (!(skb->dev->flags&IFF_LOOPBACK)) {
dst_release(skb->dst);
skb->dst = NULL;
}
dst_release(skb->dst);
skb->dst = NULL;
netif_rx(skb);
return 0;
} else {

2
net/ipv4/xfrm4_mode_tunnel.c
View file

@ -85,6 +85,8 @@ static int xfrm4_tunnel_output(struct xfrm_state *x, struct sk_buff *skb)
top_iph->saddr = x->props.saddr.a4;
top_iph->daddr = x->id.daddr.a4;
skb->protocol = htons(ETH_P_IP);
memset(&(IPCB(skb)->opt), 0, sizeof(struct ip_options));
return 0;
}

6
net/ipv6/xfrm6_input.c
View file

@ -104,10 +104,8 @@ int xfrm6_rcv_spi(struct sk_buff *skb, __be32 spi)
nf_reset(skb);
if (decaps) {
if (!(skb->dev->flags&IFF_LOOPBACK)) {
dst_release(skb->dst);
skb->dst = NULL;
}
dst_release(skb->dst);
skb->dst = NULL;
netif_rx(skb);
return -1;
} else {

1
net/ipv6/xfrm6_mode_tunnel.c
View file

@ -80,6 +80,7 @@ static int xfrm6_tunnel_output(struct xfrm_state *x, struct sk_buff *skb)
top_iph->hop_limit = dst_metric(dst->child, RTAX_HOPLIMIT);
ipv6_addr_copy(&top_iph->saddr, (struct in6_addr *)&x->props.saddr);
ipv6_addr_copy(&top_iph->daddr, (struct in6_addr *)&x->id.daddr);
skb->protocol = htons(ETH_P_IPV6);
return 0;
}