netfilter: ebtables: allocate chainstack on CPU local nodes

Keep the per-CPU memory allocated for chainstacks local.
Signed-off-by: Davidlohr Bueso <dbueso@suse.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

net/bridge/netfilter/ebtables.c

@@ -926,7 +926,9 @@ static int translate_table(struct net *net, const char *name,
 			return -ENOMEM;
 		for_each_possible_cpu(i) {
 			newinfo->chainstack[i] =
-			  vmalloc(array_size(udc_cnt, sizeof(*(newinfo->chainstack[0]))));
+			  vmalloc_node(array_size(udc_cnt,
+					  sizeof(*(newinfo->chainstack[0]))),
+				       cpu_to_node(i));
 			if (!newinfo->chainstack[i]) {
 				while (i)
 					vfree(newinfo->chainstack[--i]);