[PATCH] geneve: fix ip_hdr_len reserved for geneve6 tunnel.

[Haishuang Yan]

It shold reserved sizeof(ipv6hdr) for geneve in ipv6 tunnel.

Fixes: c3ef5aa5e5 ('geneve: Merge ipv4 and ipv6 geneve_build_skb()')

Signed-off-by: Haishuang Yan <yanhaishu...@cmss.chinamobile.com>
---
 drivers/net/geneve.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c
index 7b80e28..45301cb 100644
--- a/drivers/net/geneve.c
+++ b/drivers/net/geneve.c
@@ -852,7 +852,7 @@ static int geneve6_xmit_skb(struct sk_buff *skb, struct 
net_device *dev,
                                           ip_hdr(skb), skb);
                ttl = key->ttl ? : ip6_dst_hoplimit(dst);
        }
-       err = geneve_build_skb(dst, skb, info, xnet, sizeof(struct iphdr));
+       err = geneve_build_skb(dst, skb, info, xnet, sizeof(struct ipv6hdr));
        if (unlikely(err))
                return err;
 
-- 
1.8.3.1