tree 1c8d2a2a9ac34b6b5340a1d102288c7f1aa33e22
parent 805c4bc05705fb2b71ec970960b456eee9900953
author Eric Dumazet <edumazet@google.com> 1446752046 -0800
committer David S. Miller <davem@davemloft.net> 1446752169 -0500

ipv4: use sk_fullsock() in ipv4_conntrack_defrag()

Before converting a 'socket pointer' into inet socket,
use sk_fullsock() to detect timewait or request sockets.

Fixes: ca6fb0651883 ("tcp: attach SYNACK messages to request sockets instead of listener")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reported-by: Dmitry Vyukov <dvyukov@google.com>
Tested-by: Dmitry Vyukov <dvyukov@google.com>
Cc: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: David S. Miller <davem@davemloft.net>