tcp: Get a proper dst before checking it.
authorTonghao Zhang <xiangxia.m.yue@gmail.com>
Tue, 22 Aug 2017 06:33:48 +0000 (23:33 -0700)
committerDavid S. Miller <davem@davemloft.net>
Tue, 22 Aug 2017 21:16:12 +0000 (14:16 -0700)
commit49c71586a6a94de168a26ec454eb8ea282ddd827
treeb70519195d31fe81e102648b33e82dda981237f3
parent6c64793514ca32a90f6f8d955bdf822782cc3313
tcp: Get a proper dst before checking it.

tcp_peer_is_proven needs a proper route to make the
determination, but dst always is NULL. This bug may
be there at the beginning of git tree. This does not
look serious enough to deserve backports to stable
versions.

Signed-off-by: Tonghao Zhang <xiangxia.m.yue@gmail.com>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/ipv4/tcp_input.c