From: Davide Caratti Date: Tue, 18 Mar 2025 10:21:41 +0000 (+0100) Subject: can: fix missing decrement of j1939_proto.inuse_idx X-Git-Tag: v6.15-rc3~33^2~14^2~1 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=8b1879491472c145c58c3cbbaf0e05ea93ee5ddf;p=thirdparty%2Flinux.git can: fix missing decrement of j1939_proto.inuse_idx Like other protocols on top of AF_CAN family, also j1939_proto.inuse_idx needs to be decremented on socket dismantle. Fixes: 6bffe88452db ("can: add protocol counter for AF_CAN sockets") Reported-by: Oliver Hartkopp Closes: https://lore.kernel.org/linux-can/7e35b13f-bbc4-491e-9081-fb939e1b8df0@hartkopp.net/ Signed-off-by: Davide Caratti Acked-by: Oleksij Rempel Link: https://patch.msgid.link/09ce71f281b9e27d1e3d1104430bf3fceb8c7321.1742292636.git.dcaratti@redhat.com Signed-off-by: Marc Kleine-Budde --- diff --git a/net/can/j1939/socket.c b/net/can/j1939/socket.c index 17226b2341d03..6fefe7a687611 100644 --- a/net/can/j1939/socket.c +++ b/net/can/j1939/socket.c @@ -655,6 +655,7 @@ static int j1939_sk_release(struct socket *sock) sock->sk = NULL; release_sock(sk); + sock_prot_inuse_add(sock_net(sk), sk->sk_prot, -1); sock_put(sk); return 0;