diff --git a/net/netfilter/xt_pkttype.c b/net/netfilter/xt_pkttype.c
index 5b645cb..4c0b0e1 100644
--- a/net/netfilter/xt_pkttype.c
+++ b/net/netfilter/xt_pkttype.c
@@ -42,13 +42,29 @@ pkttype_mt(const struct sk_buff *skb, struct xt_action_param *par)
 	return (type == info->pkttype) ^ info->invert;
 }
 
+static int pkttype_mt_checkentry(const struct xt_mtchk_param *par)
+{
+	const struct xt_pkttype_info *info = par->matchinfo;
+
+#if IS_ENABLED(CONFIG_IP6_NF_IPTABLES)
+	if (par->family == NFPROTO_IPV6) {
+		if (info->pkttype == PACKET_BROADCAST) {
+			pr_err("IPv6 does not support BROADCAST packets\n");
+			return -EINVAL;
+		}
+	}
+#endif
+	return 0;
+}
+
 static struct xt_match pkttype_mt_reg __read_mostly = {
-	.name      = "pkttype",
-	.revision  = 0,
-	.family    = NFPROTO_UNSPEC,
-	.match     = pkttype_mt,
-	.matchsize = sizeof(struct xt_pkttype_info),
-	.me        = THIS_MODULE,
+	.name		= "pkttype",
+	.revision	= 0,
+	.family		= NFPROTO_UNSPEC,
+	.checkentry	= pkttype_mt_checkentry,
+	.match		= pkttype_mt,
+	.matchsize	= sizeof(struct xt_pkttype_info),
+	.me		= THIS_MODULE,
 };
 
 static int __init pkttype_mt_init(void)