Eric Dumazet 27eb4125f2 dccp: do not use ipv6 header for ipv4 flow
[ Upstream commit e0aa67709f89d08c8d8e5bdd9e0b649df61d0090 ]

When a dual stack dccp listener accepts an ipv4 flow,
it should not attempt to use an ipv6 header or
inet6_iif() helper.

Fixes: 3df80d9320bc ("[DCCP]: Introduce DCCPv6")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-04-03 06:25:08 +02:00
..
2018-05-19 10:20:23 +02:00