diff options
| -rw-r--r-- | net/ipv6/ip6_gre.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c index 020f74a743eedc..14c069b59a90c5 100644 --- a/net/ipv6/ip6_gre.c +++ b/net/ipv6/ip6_gre.c @@ -911,7 +911,7 @@ static netdev_tx_t ip6erspan_tunnel_xmit(struct sk_buff *skb, truncate = true; } - if (skb_cow_head(skb, dev->needed_headroom)) + if (skb_cow_head(skb, dev->needed_headroom ?: t->hlen)) goto tx_err; t->parms.o_flags &= ~TUNNEL_KEY; |