[NETFILTER]: x_tables: switch xt_target->checkentry to bool

Switch the return type of target checkentry functions 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>

3 files changed, 20 insertions, 20 deletions

diff --git a/net/ipv6/netfilter/ip6t_HL.c b/net/ipv6/netfilter/ip6t_HL.c
index 4115a57..82966c0 100644
--- a/net/ipv6/netfilter/ip6t_HL.c
+++ b/net/ipv6/netfilter/ip6t_HL.c
@@ -58,7 +58,7 @@ static unsigned int ip6t_hl_target(struct sk_buff **pskb,
 	return XT_CONTINUE;
 }
 
-static int ip6t_hl_checkentry(const char *tablename,
+static bool ip6t_hl_checkentry(const char *tablename,
 		const void *entry,
 		const struct xt_target *target,
 		void *targinfo,
@@ -69,14 +69,14 @@ static int ip6t_hl_checkentry(const char *tablename,
 	if (info->mode > IP6T_HL_MAXMODE) {
 		printk(KERN_WARNING "ip6t_HL: invalid or unknown Mode %u\n",
 			info->mode);
-		return 0;
+		return false;
 	}
 	if ((info->mode != IP6T_HL_SET) && (info->hop_limit == 0)) {
 		printk(KERN_WARNING "ip6t_HL: increment/decrement doesn't "
 			"make sense with value 0\n");
-		return 0;
+		return false;
 	}
-	return 1;
+	return true;
 }
 
 static struct xt_target ip6t_HL = {
diff --git a/net/ipv6/netfilter/ip6t_LOG.c b/net/ipv6/netfilter/ip6t_LOG.c
index 5bb9cd3..aa4b9a1 100644
--- a/net/ipv6/netfilter/ip6t_LOG.c
+++ b/net/ipv6/netfilter/ip6t_LOG.c
@@ -448,24 +448,24 @@ ip6t_log_target(struct sk_buff **pskb,
 }
 
 
-static int ip6t_log_checkentry(const char *tablename,
-			       const void *entry,
-			       const struct xt_target *target,
-			       void *targinfo,
-			       unsigned int hook_mask)
+static bool ip6t_log_checkentry(const char *tablename,
+				const void *entry,
+				const struct xt_target *target,
+				void *targinfo,
+				unsigned int hook_mask)
 {
 	const struct ip6t_log_info *loginfo = targinfo;
 
 	if (loginfo->level >= 8) {
 		DEBUGP("LOG: level %u >= 8\n", loginfo->level);
-		return 0;
+		return false;
 	}
 	if (loginfo->prefix[sizeof(loginfo->prefix)-1] != '\0') {
 		DEBUGP("LOG: prefix term %i\n",
 		       loginfo->prefix[sizeof(loginfo->prefix)-1]);
-		return 0;
+		return false;
 	}
-	return 1;
+	return true;
 }
 
 static struct xt_target ip6t_log_reg = {
diff --git a/net/ipv6/netfilter/ip6t_REJECT.c b/net/ipv6/netfilter/ip6t_REJECT.c
index cb3d241..8639a059 100644
--- a/net/ipv6/netfilter/ip6t_REJECT.c
+++ b/net/ipv6/netfilter/ip6t_REJECT.c
@@ -221,27 +221,27 @@ static unsigned int reject6_target(struct sk_buff **pskb,
 	return NF_DROP;
 }
 
-static int check(const char *tablename,
-		 const void *entry,
-		 const struct xt_target *target,
-		 void *targinfo,
-		 unsigned int hook_mask)
+static bool check(const char *tablename,
+		  const void *entry,
+		  const struct xt_target *target,
+		  void *targinfo,
+		  unsigned int hook_mask)
 {
 	const struct ip6t_reject_info *rejinfo = targinfo;
 	const struct ip6t_entry *e = entry;
 
 	if (rejinfo->with == IP6T_ICMP6_ECHOREPLY) {
 		printk("ip6t_REJECT: ECHOREPLY is not supported.\n");
-		return 0;
+		return false;
 	} else if (rejinfo->with == IP6T_TCP_RESET) {
 		/* Must specify that it's a TCP packet */
 		if (e->ipv6.proto != IPPROTO_TCP
 		    || (e->ipv6.invflags & XT_INV_PROTO)) {
 			DEBUGP("ip6t_REJECT: TCP_RESET illegal for non-tcp\n");
-			return 0;
+			return false;
 		}
 	}
-	return 1;
+	return true;
 }
 
 static struct xt_target ip6t_reject_reg = {