IPVS: Change sock_create_kernel() to __sock_create()

The recent netns changes omitted to change
sock_create_kernel() to __sock_create() in ip_vs_sync.c

The effect of this is that the interface will be selected in the
root-namespace, from my point of view it's a major bug.
Reported-by: Hans Schillstrom <hans@schillstrom.com>
Acked-by: Julian Anastasov <ja@ssi.bg>
Signed-off-by: Simon Horman <horms@verge.net.au>

net/netfilter/ipvs/ip_vs_sync.c

@@ -1305,7 +1305,7 @@ static struct socket *make_send_sock(struct net *net)
 	int result;
 
 	/* First create a socket */
-	result = sock_create_kern(PF_INET, SOCK_DGRAM, IPPROTO_UDP, &sock);
+	result = __sock_create(net, PF_INET, SOCK_DGRAM, IPPROTO_UDP, &sock, 1);
 	if (result < 0) {
 		pr_err("Error during creation of socket; terminating\n");
 		return ERR_PTR(result);
@@ -1351,7 +1351,7 @@ static struct socket *make_receive_sock(struct net *net)
 	int result;
 
 	/* First create a socket */
-	result = sock_create_kern(PF_INET, SOCK_DGRAM, IPPROTO_UDP, &sock);
+	result = __sock_create(net, PF_INET, SOCK_DGRAM, IPPROTO_UDP, &sock, 1);
 	if (result < 0) {
 		pr_err("Error during creation of socket; terminating\n");
 		return ERR_PTR(result);