net: Make sure BHs are disabled in sock_prot_inuse_add()

The rule of calling sock_prot_inuse_add() is that BHs must
be disabled.  Some new calls were added where this was not
true and this tiggers warnings as reported by Ilpo.

Fix this by adding explicit BH disabling around those call sites.

Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 3 insertions, 0 deletions

diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index a2071dcfe9e8..c7d76579bf3c 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -452,7 +452,10 @@ static int netlink_create(struct net *net, struct socket *sock, int protocol)
         if (err < 0)
                 goto out_module;
 
+        local_bh_disable();
         sock_prot_inuse_add(net, &netlink_proto, 1);
+        local_bh_enable();
+
         nlk = nlk_sk(sock->sk);
         nlk->module = module;
 out: