diff options
author | Alex Shi <alex.shi@linaro.org> | 2017-09-24 22:45:01 -0700 |
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committer | Alex Shi <alex.shi@linaro.org> | 2017-09-24 22:45:01 -0700 |
commit | 1cfb9d628fa24c0a8b24cd604ae62dfa10a0d716 (patch) | |
tree | 4e57e7465ce5fbc2a6cc838fd78e5e8a2b9799ff /net/ipv6/ip6_gre.c | |
parent | d595150285cf886cf2399fd74b0eeb43b444c706 (diff) | |
parent | 7ecc9777c5c76d7b31c376ffd4f59c4a85472a1b (diff) |
Merge branch 'linux-linaro-lsk-v4.9' into v4.9/topic/ionv4.9/topic/ion
Diffstat (limited to 'net/ipv6/ip6_gre.c')
-rw-r--r-- | net/ipv6/ip6_gre.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c index d2844ee469cb..f78afe43bdff 100644 --- a/net/ipv6/ip6_gre.c +++ b/net/ipv6/ip6_gre.c @@ -432,7 +432,9 @@ static void ip6gre_err(struct sk_buff *skb, struct inet6_skb_parm *opt, } break; case ICMPV6_PKT_TOOBIG: - mtu = be32_to_cpu(info) - offset; + mtu = be32_to_cpu(info) - offset - t->tun_hlen; + if (t->dev->type == ARPHRD_ETHER) + mtu -= ETH_HLEN; if (mtu < IPV6_MIN_MTU) mtu = IPV6_MIN_MTU; t->dev->mtu = mtu; |