net: inet_is_local_reserved_port() should return bool not int

Cc: Eric Dumazet <edumazet@google.com>
Signed-off-by: Maciej Żenczykowski <maze@google.com>
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>

include/net/ip.h

@@ -339,10 +339,10 @@ static inline u64 snmp_fold_field64(void __percpu *mib, int offt, size_t syncp_o
 void inet_get_local_port_range(struct net *net, int *low, int *high);
 
 #ifdef CONFIG_SYSCTL
-static inline int inet_is_local_reserved_port(struct net *net, int port)
+static inline bool inet_is_local_reserved_port(struct net *net, int port)
 {
 	if (!net->ipv4.sysctl_local_reserved_ports)
-		return 0;
+		return false;
 	return test_bit(port, net->ipv4.sysctl_local_reserved_ports);
 }
 
@@ -357,9 +357,9 @@ static inline int inet_prot_sock(struct net *net)
 }
 
 #else
-static inline int inet_is_local_reserved_port(struct net *net, int port)
+static inline bool inet_is_local_reserved_port(struct net *net, int port)
 {
-	return 0;
+	return false;
 }
 
 static inline int inet_prot_sock(struct net *net)