diff options
Diffstat (limited to 'net/ipv4/gre.c')
| -rw-r--r-- | net/ipv4/gre.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/net/ipv4/gre.c b/net/ipv4/gre.c index 7a4c710c4cdd..e20631cb4185 100644 --- a/net/ipv4/gre.c +++ b/net/ipv4/gre.c @@ -125,8 +125,9 @@ static struct sk_buff *gre_gso_segment(struct sk_buff *skb, netdev_features_t enc_features; int ghl = GRE_HEADER_SECTION; struct gre_base_hdr *greh; + struct iphdr *iph; int mac_len = skb->mac_len; - int tnl_hlen; + int tnl_hlen, id; bool csum; if (unlikely(skb_shinfo(skb)->gso_type & @@ -170,6 +171,8 @@ static struct sk_buff *gre_gso_segment(struct sk_buff *skb, skb_set_network_header(skb, skb_inner_network_offset(skb)); skb->mac_len = skb_inner_network_offset(skb); + iph = ip_hdr(skb); + id = ntohs(iph->id); /* segment inner packet. */ enc_features = skb->dev->hw_enc_features & netif_skb_features(skb); segs = skb_mac_gso_segment(skb, enc_features); @@ -179,6 +182,8 @@ static struct sk_buff *gre_gso_segment(struct sk_buff *skb, skb = segs; tnl_hlen = skb_tnl_header_len(skb); do { + iph = (struct iphdr *)skb->data; + iph->id = htons(id++); __skb_push(skb, ghl); if (csum) { __be32 *pcsum; |