From 13d3078e22f5651cd0184ce1b4e4ab8a46c62b27 Mon Sep 17 00:00:00 2001 From: "Eric W. Biederman" Date: Fri, 8 May 2015 21:11:33 -0500 Subject: [PATCH] netlink: Create kernel netlink sockets in the proper network namespace Utilize the new functionality of sk_alloc so that nothing needs to be done to suprress the reference counting on kernel sockets. Signed-off-by: "Eric W. Biederman" Signed-off-by: David S. Miller --- net/netlink/af_netlink.c | 14 ++++++-------- 1 file changed, 6 insertions(+), 8 deletions(-) diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c index be6665ab7f40..e9b9559731bb 100644 --- a/net/netlink/af_netlink.c +++ b/net/netlink/af_netlink.c @@ -2516,16 +2516,11 @@ __netlink_kernel_create(struct net *net, int unit, struct module *module, if (sock_create_lite(PF_NETLINK, SOCK_DGRAM, unit, &sock)) return NULL; - /* - * We have to just have a reference on the net from sk, but don't - * get_net it. Besides, we cannot get and then put the net here. - * So we create one inside init_net and the move it to net. - */ - if (__netlink_create(&init_net, sock, cb_mutex, unit, 0) < 0) + + if (__netlink_create(net, sock, cb_mutex, unit, 1) < 0) goto out_sock_release_nosk; sk = sock->sk; - sk_change_net(sk, net); if (!cfg || cfg->groups < 32) groups = 32; @@ -2581,7 +2576,10 @@ EXPORT_SYMBOL(__netlink_kernel_create); void netlink_kernel_release(struct sock *sk) { - sk_release_kernel(sk); + if (sk == NULL || sk->sk_socket == NULL) + return; + + sock_release(sk->sk_socket); } EXPORT_SYMBOL(netlink_kernel_release); -- 2.30.2