l2tp: define l2tp_tunnel_dst_mtu()
authorGuillaume Nault <g.nault@alphalink.fr>
Fri, 3 Aug 2018 10:38:34 +0000 (12:38 +0200)
committerDavid S. Miller <davem@davemloft.net>
Fri, 3 Aug 2018 17:03:57 +0000 (10:03 -0700)
commit1f5cd2a0107d4ed95cbd9118e6a5f7ccd3d4d12a
tree1ee06be60cafbb3e7c7df779677842c976d5716d
parentf3184645cb0409d4ab0e63d65a0adcb565f55df4
l2tp: define l2tp_tunnel_dst_mtu()

Consolidate retrieval of tunnel's socket mtu in order to simplify
l2tp_eth and l2tp_ppp a bit.

Signed-off-by: Guillaume Nault <g.nault@alphalink.fr>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/l2tp/l2tp_core.h
net/l2tp/l2tp_eth.c
net/l2tp/l2tp_ppp.c