diff options
Diffstat (limited to 'net/ipv4/ip_gre.c')
| -rw-r--r-- | net/ipv4/ip_gre.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c index 6ec670fbbbdd..9b50eddd1882 100644 --- a/net/ipv4/ip_gre.c +++ b/net/ipv4/ip_gre.c @@ -261,6 +261,7 @@ static int erspan_rcv(struct sk_buff *skb, struct tnl_ptk_info *tpi, struct ip_tunnel_net *itn; struct ip_tunnel *tunnel; const struct iphdr *iph; + struct erspan_md2 *md2; int ver; int len; @@ -313,8 +314,10 @@ static int erspan_rcv(struct sk_buff *skb, struct tnl_ptk_info *tpi, return PACKET_REJECT; md = ip_tunnel_info_opts(&tun_dst->u.tun_info); - memcpy(md, pkt_md, sizeof(*md)); md->version = ver; + md2 = &md->u.md2; + memcpy(md2, pkt_md, ver == 1 ? ERSPAN_V1_MDSIZE : + ERSPAN_V2_MDSIZE); info = &tun_dst->u.tun_info; info->key.tun_flags |= TUNNEL_ERSPAN_OPT; |