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Diffstat (limited to 'net/ipv6/ip6_gre.c')
-rw-r--r--net/ipv6/ip6_gre.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c
index 05f070e123e4..50913dbd0612 100644
--- a/net/ipv6/ip6_gre.c
+++ b/net/ipv6/ip6_gre.c
@@ -505,6 +505,7 @@ static int ip6erspan_rcv(struct sk_buff *skb, int gre_hdr_len,
struct erspan_base_hdr *ershdr;
struct erspan_metadata *pkt_md;
const struct ipv6hdr *ipv6h;
+ struct erspan_md2 *md2;
struct ip6_tnl *tunnel;
u8 ver;
@@ -551,9 +552,10 @@ static int ip6erspan_rcv(struct sk_buff *skb, int gre_hdr_len,
info = &tun_dst->u.tun_info;
md = ip_tunnel_info_opts(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->key.tun_flags |= TUNNEL_ERSPAN_OPT;
info->options_len = sizeof(*md);
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