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[PATCH] 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>
Signed-off-by: Chris Wright <chrisw@sous-sol.org>
This commit is contained in:
Kazunori MIYAZAWA
2007-06-06 22:41:52 -07:00
committed by Chris Wright
parent 4c63cc19a0
commit 01480c3901
4 changed files with 7 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files
net/ipv4/xfrm4_input.c
+2 -4
View File
@@ -136,10 +136,8 @@ 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 {
net/ipv4/xfrm4_mode_tunnel.c
+2
View File
@@ -66,6 +66,8 @@ static int xfrm4_tunnel_output(struct xfrm_state *x, struct sk_buff *skb)
top_iph->daddr = x->id.daddr.a4;
top_iph->protocol = IPPROTO_IPIP;
skb->protocol = htons(ETH_P_IP);
memset(&(IPCB(skb)->opt), 0, sizeof(struct ip_options));
return 0;
}
net/ipv6/xfrm6_input.c
+2 -4
View File
@@ -103,10 +103,8 @@ 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 {
net/ipv6/xfrm6_mode_tunnel.c
+1
View File
@@ -65,6 +65,7 @@ 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;
}