diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/net/ip_tunnels.h | 24 |
1 files changed, 20 insertions, 4 deletions
diff --git a/include/net/ip_tunnels.h b/include/net/ip_tunnels.h index cc3b39e9010b..6a51371dad00 100644 --- a/include/net/ip_tunnels.h +++ b/include/net/ip_tunnels.h @@ -25,10 +25,24 @@ /* Used to memset ip_tunnel padding. */ #define IP_TUNNEL_KEY_SIZE offsetofend(struct ip_tunnel_key, tp_dst) +/* Used to memset ipv4 address padding. */ +#define IP_TUNNEL_KEY_IPV4_PAD offsetofend(struct ip_tunnel_key, u.ipv4.dst) +#define IP_TUNNEL_KEY_IPV4_PAD_LEN \ + (FIELD_SIZEOF(struct ip_tunnel_key, u) - \ + FIELD_SIZEOF(struct ip_tunnel_key, u.ipv4)) + struct ip_tunnel_key { __be64 tun_id; - __be32 ipv4_src; - __be32 ipv4_dst; + union { + struct { + __be32 src; + __be32 dst; + } ipv4; + struct { + struct in6_addr src; + struct in6_addr dst; + } ipv6; + } u; __be16 tun_flags; u8 ipv4_tos; u8 ipv4_ttl; @@ -177,8 +191,10 @@ static inline void __ip_tunnel_info_init(struct ip_tunnel_info *tun_info, const void *opts, u8 opts_len) { tun_info->key.tun_id = tun_id; - tun_info->key.ipv4_src = saddr; - tun_info->key.ipv4_dst = daddr; + tun_info->key.u.ipv4.src = saddr; + tun_info->key.u.ipv4.dst = daddr; + memset((unsigned char *)&tun_info->key + IP_TUNNEL_KEY_IPV4_PAD, + 0, IP_TUNNEL_KEY_IPV4_PAD_LEN); tun_info->key.ipv4_tos = tos; tun_info->key.ipv4_ttl = ttl; tun_info->key.tun_flags = tun_flags; |