net: ib_net pointer should depends on CONFIG_NET_NS

We can shrink size of "struct inet_bind_bucket" by 50%, using
read_pnet() and write_pnet()

Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 2 deletions

diff --git a/net/ipv4/inet_connection_sock.c b/net/ipv4/inet_connection_sock.c
index 36f4cbc7da3a..05af807ca9b9 100644
--- a/net/ipv4/inet_connection_sock.c
+++ b/net/ipv4/inet_connection_sock.c
@@ -109,7 +109,7 @@ int inet_csk_get_port(struct sock *sk, unsigned short snum)
                                         hashinfo->bhash_size)];
                         spin_lock(&head->lock);
                         inet_bind_bucket_for_each(tb, node, &head->chain)
-                                if (tb->ib_net == net && tb->port == rover)
+                                if (ib_net(tb) == net && tb->port == rover)
                                         goto next;
                         break;
                 next:
@@ -137,7 +137,7 @@ int inet_csk_get_port(struct sock *sk, unsigned short snum)
                                 hashinfo->bhash_size)];
                 spin_lock(&head->lock);
                 inet_bind_bucket_for_each(tb, node, &head->chain)
-                        if (tb->ib_net == net && tb->port == snum)
+                        if (ib_net(tb) == net && tb->port == snum)
                                 goto tb_found;
         }
         tb = NULL;