net: af_packet should update its inuse counter
This patch is a preparation to namespace conversion of /proc/net/protocols
In order to have relevant information for PACKET protocols, we should use
sock_prot_inuse_add() to update a (percpu and pernamespace) counter of
inuse sockets.
Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index c718e7e..b4870a3 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -910,6 +910,7 @@
skb_queue_purge(&sk->sk_receive_queue);
sk_refcnt_debug_release(sk);
+ sock_prot_inuse_add(net, sk->sk_prot, -1);
sock_put(sk);
return 0;
}
@@ -1085,6 +1086,7 @@
write_lock_bh(&net->packet.sklist_lock);
sk_add_node(sk, &net->packet.sklist);
write_unlock_bh(&net->packet.sklist_lock);
+ sock_prot_inuse_add(net, &packet_proto, 1);
return(0);
out:
return err;