Tunnel options should not be accessed directly, use the ip_tunnel_info()
accessor instead.

Signed-off-by: Gal Pressman <[email protected]>
---
 include/net/ip_tunnels.h   | 2 +-
 net/sched/act_tunnel_key.c | 8 +++++---
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/include/net/ip_tunnels.h b/include/net/ip_tunnels.h
index 1aa31bdb2b31..7b54cea5de27 100644
--- a/include/net/ip_tunnels.h
+++ b/include/net/ip_tunnels.h
@@ -650,7 +650,7 @@ static inline void iptunnel_xmit_stats(struct net_device 
*dev, int pkt_len)
 static inline void ip_tunnel_info_opts_get(void *to,
                                           const struct ip_tunnel_info *info)
 {
-       memcpy(to, info + 1, info->options_len);
+       memcpy(to, ip_tunnel_info_opts(info), info->options_len);
 }
 
 static inline void ip_tunnel_info_opts_set(struct ip_tunnel_info *info,
diff --git a/net/sched/act_tunnel_key.c b/net/sched/act_tunnel_key.c
index af7c99845948..6d97be6bc7fa 100644
--- a/net/sched/act_tunnel_key.c
+++ b/net/sched/act_tunnel_key.c
@@ -572,7 +572,7 @@ static int tunnel_key_geneve_opts_dump(struct sk_buff *skb,
                                       const struct ip_tunnel_info *info)
 {
        int len = info->options_len;
-       u8 *src = (u8 *)(info + 1);
+       u8 *src = (u8 *)ip_tunnel_info_opts(info);
        struct nlattr *start;
 
        start = nla_nest_start_noflag(skb, TCA_TUNNEL_KEY_ENC_OPTS_GENEVE);
@@ -603,7 +603,8 @@ static int tunnel_key_geneve_opts_dump(struct sk_buff *skb,
 static int tunnel_key_vxlan_opts_dump(struct sk_buff *skb,
                                      const struct ip_tunnel_info *info)
 {
-       struct vxlan_metadata *md = (struct vxlan_metadata *)(info + 1);
+       struct vxlan_metadata *md =
+               (struct vxlan_metadata *)ip_tunnel_info_opts(info);
        struct nlattr *start;
 
        start = nla_nest_start_noflag(skb, TCA_TUNNEL_KEY_ENC_OPTS_VXLAN);
@@ -622,7 +623,8 @@ static int tunnel_key_vxlan_opts_dump(struct sk_buff *skb,
 static int tunnel_key_erspan_opts_dump(struct sk_buff *skb,
                                       const struct ip_tunnel_info *info)
 {
-       struct erspan_metadata *md = (struct erspan_metadata *)(info + 1);
+       struct erspan_metadata *md =
+               (struct erspan_metadata *)ip_tunnel_info_opts(info);
        struct nlattr *start;
 
        start = nla_nest_start_noflag(skb, TCA_TUNNEL_KEY_ENC_OPTS_ERSPAN);
-- 
2.40.1

_______________________________________________
dev mailing list
[email protected]
https://mail.openvswitch.org/mailman/listinfo/ovs-dev

Reply via email to