diff options
Diffstat (limited to 'drivers/net/geneve.c')
| -rw-r--r-- | drivers/net/geneve.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c index e3b2375ac5eb..072de880b99f 100644 --- a/drivers/net/geneve.c +++ b/drivers/net/geneve.c @@ -892,6 +892,9 @@ static int geneve_xmit_skb(struct sk_buff *skb, struct net_device *dev, __be16 sport; int err; + if (!pskb_network_may_pull(skb, sizeof(struct iphdr))) + return -EINVAL; + sport = udp_flow_src_port(geneve->net, skb, 1, USHRT_MAX, true); rt = geneve_get_v4_rt(skb, dev, gs4, &fl4, info, geneve->cfg.info.key.tp_dst, sport); @@ -986,6 +989,9 @@ static int geneve6_xmit_skb(struct sk_buff *skb, struct net_device *dev, __be16 sport; int err; + if (!pskb_network_may_pull(skb, sizeof(struct ipv6hdr))) + return -EINVAL; + sport = udp_flow_src_port(geneve->net, skb, 1, USHRT_MAX, true); dst = geneve_get_v6_dst(skb, dev, gs6, &fl6, info, geneve->cfg.info.key.tp_dst, sport); |