commit 65d29c185614806fafa281e0902dc3b61fd9e37a
author Eric Dumazet <edumazet@google.com> Thu Nov 03 08:59:46 2016 -0700
committer Greg Kroah-Hartman <gregkh@linuxfoundation.org> Mon Nov 21 10:06:40 2016 +0100
tree d5a0b1f414cd92e546632930319151d02aabb640
parent 99131760a8851e6e5b2c9b24d0a68a3068923a08

ipv6: dccp: add missing bind_conflict to dccp_ipv6_mapped

[ Upstream commit 990ff4d84408fc55942ca6644f67e361737b3d8e ]

While fuzzing kernel with syzkaller, Andrey reported a nasty crash
in inet6_bind() caused by DCCP lacking a required method.

Fixes: ab1e0a13d7029 ("[SOCK] proto: Add hashinfo member to struct proto")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reported-by: Andrey Konovalov <andreyknvl@google.com>
Tested-by: Andrey Konovalov <andreyknvl@google.com>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Acked-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>