tun-dst could be NULL in case of incorrect action list
where set tunnel action is missing but packet is sent
to tunnel vport.
Signed-off-by: Pravin B Shelar <pshe...@ovn.org>
---
datapath/linux/compat/gso.h | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/datapath/linux/compat/gso.h b/datapath/linux/compat/gso.h
index eb756eb..0f2b09a 100644
--- a/datapath/linux/compat/gso.h
+++ b/datapath/linux/compat/gso.h
@@ -170,7 +170,10 @@ static inline void ovs_skb_dst_set(struct sk_buff *skb,
void *dst)
static inline struct ip_tunnel_info *ovs_skb_tunnel_info(struct sk_buff *skb)
{
- return &OVS_GSO_CB(skb)->tun_dst->u.tun_info;
+ if (likely(OVS_GSO_CB(skb)->tun_dst))
+ return &OVS_GSO_CB(skb)->tun_dst->u.tun_info;
+ else
+ return NULL;
}
static inline void ovs_skb_dst_drop(struct sk_buff *skb)
--
1.8.3.1
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