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author | 2020-12-03 15:42:13 -0800 | |
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committer | 2020-12-03 15:44:09 -0800 | |
commit | 55fd59b003f6e8fd88cf16590e79823d7ccf3026 (patch) | |
tree | f23b2225f1a00b80632d612428708d5a57ad330b /net/ipv6/ip6_gre.c | |
parent | Merge branch 'mptcp-reject-invalid-mp_join-requests-right-away' (diff) | |
parent | Merge tag 'net-5.10-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/net... (diff) | |
download | linux-55fd59b003f6e8fd88cf16590e79823d7ccf3026.tar.gz linux-55fd59b003f6e8fd88cf16590e79823d7ccf3026.tar.bz2 linux-55fd59b003f6e8fd88cf16590e79823d7ccf3026.zip |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Conflicts:
drivers/net/ethernet/ibm/ibmvnic.c
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/ipv6/ip6_gre.c')
-rw-r--r-- | net/ipv6/ip6_gre.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c index 8cf659994412..c3bc89b6b1a1 100644 --- a/net/ipv6/ip6_gre.c +++ b/net/ipv6/ip6_gre.c @@ -1133,8 +1133,13 @@ static void ip6gre_tnl_link_config_route(struct ip6_tnl *t, int set_mtu, return; if (rt->dst.dev) { - dev->needed_headroom = rt->dst.dev->hard_header_len + - t_hlen; + unsigned short dst_len = rt->dst.dev->hard_header_len + + t_hlen; + + if (t->dev->header_ops) + dev->hard_header_len = dst_len; + else + dev->needed_headroom = dst_len; if (set_mtu) { dev->mtu = rt->dst.dev->mtu - t_hlen; @@ -1159,7 +1164,12 @@ static int ip6gre_calc_hlen(struct ip6_tnl *tunnel) tunnel->hlen = tunnel->tun_hlen + tunnel->encap_hlen; t_hlen = tunnel->hlen + sizeof(struct ipv6hdr); - tunnel->dev->needed_headroom = LL_MAX_HEADER + t_hlen; + + if (tunnel->dev->header_ops) + tunnel->dev->hard_header_len = LL_MAX_HEADER + t_hlen; + else + tunnel->dev->needed_headroom = LL_MAX_HEADER + t_hlen; + return t_hlen; } |