tcp: use IPCB instead of TCP_SKB_CB in inet_exact_dif_match()
authorDavid Ahern <dsahern@gmail.com>
Sun, 3 Dec 2017 17:33:00 +0000 (09:33 -0800)
committerDavid S. Miller <davem@davemloft.net>
Sun, 3 Dec 2017 17:39:15 +0000 (12:39 -0500)
commitb4d1605a8ea608fd7dc45b926a05d75d340bde4b
tree738365d5e9a0912dc35421e5ce357b6e0e4422c8
parenteeea10b83a139451130df1594f26710c8fa390c8
tcp: use IPCB instead of TCP_SKB_CB in inet_exact_dif_match()

After this fix : ("tcp: add tcp_v4_fill_cb()/tcp_v4_restore_cb()"),
socket lookups happen while skb->cb[] has not been mangled yet by TCP.

Fixes: a04a480d4392 ("net: Require exact match for TCP socket lookups if dif is l3mdev")
Signed-off-by: David Ahern <dsahern@gmail.com>
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
include/net/tcp.h