netfilter: conntrack: Use flags in nf_ct_tmpl_alloc()

The flags were ignored for this function when it was introduced. Also
fix the style problem in kzalloc.

Fixes: 0838aa7fc (netfilter: fix netns dependencies with conntrack
templates)
Signed-off-by: Joe Stringer <joestringer@nicira.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

net/netfilter/nf_conntrack_core.c

@@ -292,7 +292,7 @@ struct nf_conn *nf_ct_tmpl_alloc(struct net *net, u16 zone, gfp_t flags)
 {
 	struct nf_conn *tmpl;
 
-	tmpl = kzalloc(sizeof(struct nf_conn), GFP_KERNEL);
+	tmpl = kzalloc(sizeof(*tmpl), flags);
 	if (tmpl == NULL)
 		return NULL;
 
@@ -303,7 +303,7 @@ struct nf_conn *nf_ct_tmpl_alloc(struct net *net, u16 zone, gfp_t flags)
 	if (zone) {
 		struct nf_conntrack_zone *nf_ct_zone;
 
-		nf_ct_zone = nf_ct_ext_add(tmpl, NF_CT_EXT_ZONE, GFP_ATOMIC);
+		nf_ct_zone = nf_ct_ext_add(tmpl, NF_CT_EXT_ZONE, flags);
 		if (!nf_ct_zone)
 			goto out_free;
 		nf_ct_zone->id = zone;