netfilter: ipset: Return bool values instead of int

Signed-off-by: Sergey Popovich <popovich_sergei@mail.ua>
Signed-off-by: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

net/netfilter/ipset/ip_set_hash_ip.c

@@ -56,15 +56,15 @@ hash_ip4_data_equal(const struct hash_ip4_elem *e1,
 	return e1->ip == e2->ip;
 }
 
-static inline bool
+static bool
 hash_ip4_data_list(struct sk_buff *skb, const struct hash_ip4_elem *e)
 {
 	if (nla_put_ipaddr4(skb, IPSET_ATTR_IP, e->ip))
 		goto nla_put_failure;
-	return 0;
+	return false;
 
 nla_put_failure:
-	return 1;
+	return true;
 }
 
 static inline void
@@ -198,10 +198,10 @@ hash_ip6_data_list(struct sk_buff *skb, const struct hash_ip6_elem *e)
 {
 	if (nla_put_ipaddr6(skb, IPSET_ATTR_IP, &e->ip.in6))
 		goto nla_put_failure;
-	return 0;
+	return false;
 
 nla_put_failure:
-	return 1;
+	return true;
 }
 
 static inline void

net/netfilter/ipset/ip_set_hash_ipmark.c

@@ -63,10 +63,10 @@ hash_ipmark4_data_list(struct sk_buff *skb,
 	if (nla_put_ipaddr4(skb, IPSET_ATTR_IP, data->ip) ||
 	    nla_put_net32(skb, IPSET_ATTR_MARK, htonl(data->mark)))
 		goto nla_put_failure;
-	return 0;
+	return false;
 
 nla_put_failure:
-	return 1;
+	return true;
 }
 
 static inline void
@@ -193,10 +193,10 @@ hash_ipmark6_data_list(struct sk_buff *skb,
 	if (nla_put_ipaddr6(skb, IPSET_ATTR_IP, &data->ip.in6) ||
 	    nla_put_net32(skb, IPSET_ATTR_MARK, htonl(data->mark)))
 		goto nla_put_failure;
-	return 0;
+	return false;
 
 nla_put_failure:
-	return 1;
+	return true;
 }
 
 static inline void

net/netfilter/ipset/ip_set_hash_ipport.c

@@ -69,10 +69,10 @@ hash_ipport4_data_list(struct sk_buff *skb,
 	    nla_put_net16(skb, IPSET_ATTR_PORT, data->port) ||
 	    nla_put_u8(skb, IPSET_ATTR_PROTO, data->proto))
 		goto nla_put_failure;
-	return 0;
+	return false;
 
 nla_put_failure:
-	return 1;
+	return true;
 }
 
 static inline void
@@ -230,10 +230,10 @@ hash_ipport6_data_list(struct sk_buff *skb,
 	    nla_put_net16(skb, IPSET_ATTR_PORT, data->port) ||
 	    nla_put_u8(skb, IPSET_ATTR_PROTO, data->proto))
 		goto nla_put_failure;
-	return 0;
+	return false;
 
 nla_put_failure:
-	return 1;
+	return true;
 }
 
 static inline void

net/netfilter/ipset/ip_set_hash_ipportip.c

@@ -70,10 +70,10 @@ hash_ipportip4_data_list(struct sk_buff *skb,
 	    nla_put_net16(skb, IPSET_ATTR_PORT, data->port) ||
 	    nla_put_u8(skb, IPSET_ATTR_PROTO, data->proto))
 		goto nla_put_failure;
-	return 0;
+	return false;
 
 nla_put_failure:
-	return 1;
+	return true;
 }
 
 static inline void
@@ -239,10 +239,10 @@ hash_ipportip6_data_list(struct sk_buff *skb,
 	    nla_put_net16(skb, IPSET_ATTR_PORT, data->port) ||
 	    nla_put_u8(skb, IPSET_ATTR_PROTO, data->proto))
 		goto nla_put_failure;
-	return 0;
+	return false;
 
 nla_put_failure:
-	return 1;
+	return true;
 }
 
 static inline void

net/netfilter/ipset/ip_set_hash_ipportnet.c

@@ -114,10 +114,10 @@ hash_ipportnet4_data_list(struct sk_buff *skb,
 	    (flags &&
 	     nla_put_net32(skb, IPSET_ATTR_CADT_FLAGS, htonl(flags))))
 		goto nla_put_failure;
-	return 0;
+	return false;
 
 nla_put_failure:
-	return 1;
+	return true;
 }
 
 static inline void
@@ -366,10 +366,10 @@ hash_ipportnet6_data_list(struct sk_buff *skb,
 	    (flags &&
 	     nla_put_net32(skb, IPSET_ATTR_CADT_FLAGS, htonl(flags))))
 		goto nla_put_failure;
-	return 0;
+	return false;
 
 nla_put_failure:
-	return 1;
+	return true;
 }
 
 static inline void

net/netfilter/ipset/ip_set_hash_mac.c

@@ -52,7 +52,12 @@ hash_mac4_data_equal(const struct hash_mac4_elem *e1,
 static inline bool
 hash_mac4_data_list(struct sk_buff *skb, const struct hash_mac4_elem *e)
 {
-	return nla_put(skb, IPSET_ATTR_ETHER, ETH_ALEN, e->ether);
+	if (nla_put(skb, IPSET_ATTR_ETHER, ETH_ALEN, e->ether))
+		goto nla_put_failure;
+	return false;
+
+nla_put_failure:
+	return true;
 }
 
 static inline void

net/netfilter/ipset/ip_set_hash_net.c

@@ -95,10 +95,10 @@ hash_net4_data_list(struct sk_buff *skb, const struct hash_net4_elem *data)
 	    (flags &&
 	     nla_put_net32(skb, IPSET_ATTR_CADT_FLAGS, htonl(flags))))
 		goto nla_put_failure;
-	return 0;
+	return false;
 
 nla_put_failure:
-	return 1;
+	return true;
 }
 
 static inline void
@@ -266,10 +266,10 @@ hash_net6_data_list(struct sk_buff *skb, const struct hash_net6_elem *data)
 	    (flags &&
 	     nla_put_net32(skb, IPSET_ATTR_CADT_FLAGS, htonl(flags))))
 		goto nla_put_failure;
-	return 0;
+	return false;
 
 nla_put_failure:
-	return 1;
+	return true;
 }
 
 static inline void

net/netfilter/ipset/ip_set_hash_netiface.c

@@ -193,10 +193,10 @@ hash_netiface4_data_list(struct sk_buff *skb,
 	    (flags &&
 	     nla_put_net32(skb, IPSET_ATTR_CADT_FLAGS, htonl(flags))))
 		goto nla_put_failure;
-	return 0;
+	return false;
 
 nla_put_failure:
-	return 1;
+	return true;
 }
 
 static inline void
@@ -446,10 +446,10 @@ hash_netiface6_data_list(struct sk_buff *skb,
 	    (flags &&
 	     nla_put_net32(skb, IPSET_ATTR_CADT_FLAGS, htonl(flags))))
 		goto nla_put_failure;
-	return 0;
+	return false;
 
 nla_put_failure:
-	return 1;
+	return true;
 }
 
 static inline void

net/netfilter/ipset/ip_set_hash_netport.c

@@ -110,10 +110,10 @@ hash_netport4_data_list(struct sk_buff *skb,
 	    (flags &&
 	     nla_put_net32(skb, IPSET_ATTR_CADT_FLAGS, htonl(flags))))
 		goto nla_put_failure;
-	return 0;
+	return false;
 
 nla_put_failure:
-	return 1;
+	return true;
 }
 
 static inline void
@@ -325,10 +325,10 @@ hash_netport6_data_list(struct sk_buff *skb,
 	    (flags &&
 	     nla_put_net32(skb, IPSET_ATTR_CADT_FLAGS, htonl(flags))))
 		goto nla_put_failure;
-	return 0;
+	return false;
 
 nla_put_failure:
-	return 1;
+	return true;
 }
 
 static inline void

net/netfilter/ipset/ip_set_hash_netportnet.c

@@ -124,10 +124,10 @@ hash_netportnet4_data_list(struct sk_buff *skb,
 	    (flags &&
 	     nla_put_net32(skb, IPSET_ATTR_CADT_FLAGS, htonl(flags))))
 		goto nla_put_failure;
-	return 0;
+	return false;
 
 nla_put_failure:
-	return 1;
+	return true;
 }
 
 static inline void
@@ -399,10 +399,10 @@ hash_netportnet6_data_list(struct sk_buff *skb,
 	    (flags &&
 	     nla_put_net32(skb, IPSET_ATTR_CADT_FLAGS, htonl(flags))))
 		goto nla_put_failure;
-	return 0;
+	return false;
 
 nla_put_failure:
-	return 1;
+	return true;
 }
 
 static inline void