[IPMR]: Fix bug introduced when converting to skb_network_reset_header
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c
index 54b7543..b24dffe 100644
--- a/net/ipv4/ipmr.c
+++ b/net/ipv4/ipmr.c
@@ -1096,6 +1096,7 @@
static void ip_encap(struct sk_buff *skb, __be32 saddr, __be32 daddr)
{
struct iphdr *iph;
+ struct iphdr *old_iph = skb->nh.iph;
skb_push(skb, sizeof(struct iphdr));
skb->h.ipiph = skb->nh.iph;
@@ -1103,8 +1104,8 @@
iph = skb->nh.iph;
iph->version = 4;
- iph->tos = skb->nh.iph->tos;
- iph->ttl = skb->nh.iph->ttl;
+ iph->tos = old_iph->tos;
+ iph->ttl = old_iph->ttl;
iph->frag_off = 0;
iph->daddr = daddr;
iph->saddr = saddr;