[NETFILTER]: x_tables: switch hotdrop to bool

Switch the "hotdrop" variables to boolean

Signed-off-by: Jan Engelhardt <jengelh@gmx.de>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv6/netfilter/ip6t_eui64.c b/net/ipv6/netfilter/ip6t_eui64.c
index 0f3dd93..69e79e1 100644
--- a/net/ipv6/netfilter/ip6t_eui64.c
+++ b/net/ipv6/netfilter/ip6t_eui64.c
@@ -27,7 +27,7 @@
       const void *matchinfo,
       int offset,
       unsigned int protoff,
-      int *hotdrop)
+      bool *hotdrop)
 {
 	unsigned char eui64[8];
 	int i = 0;
@@ -35,7 +35,7 @@
 	if (!(skb_mac_header(skb) >= skb->head &&
 	      (skb_mac_header(skb) + ETH_HLEN) <= skb->data) &&
 	    offset != 0) {
-		*hotdrop = 1;
+		*hotdrop = true;
 		return 0;
 	}