clean up

src/server.c

@@ -197,7 +197,6 @@ int create_and_bind(const char *host, const char *port)
                 rp = ipv4v6bindall; /* Take first IPV6 address available */
                 break;
             }
-
             ipv4v6bindall = ipv4v6bindall->ai_next; /* Get next address info, if any */
         }
     }
@@ -208,16 +207,12 @@ int create_and_bind(const char *host, const char *port)
             continue;
         }
 
-        int opt = 1;
-
         if (rp->ai_family == AF_INET6) {
-            int ipv6only = 0;
-            if (host) {
-                ipv6only = 1;
-            }
+            int ipv6only = host ? 1 : 0;
             setsockopt(listen_sock, IPPROTO_IPV6, IPV6_V6ONLY, &ipv6only, sizeof(ipv6only));
         }
 
+        int opt = 1;
         setsockopt(listen_sock, SOL_SOCKET, SO_REUSEADDR, &opt, sizeof(opt));
 #ifdef SO_NOSIGPIPE
         setsockopt(listen_sock, SOL_SOCKET, SO_NOSIGPIPE, &opt, sizeof(opt));

src/udprelay.c

@@ -321,7 +321,7 @@ int create_server_socket(const char *host, const char *port)
     hints.ai_socktype = SOCK_DGRAM; /* We want a UDP socket */
     hints.ai_flags = AI_ALL | AI_V4MAPPED | AI_PASSIVE | AI_ADDRCONFIG; /* For wildcard IP address */
     hints.ai_protocol = IPPROTO_UDP;
-	
+
     s = getaddrinfo(host, port, &hints, &result);
     if (s != 0) {
         LOGE("[udp] getaddrinfo: %s", gai_strerror(s));
@@ -345,27 +345,22 @@ int create_server_socket(const char *host, const char *port)
                 rp = ipv4v6bindall; /* Take first IPV6 address available */
                 break;
             }
-
             ipv4v6bindall = ipv4v6bindall->ai_next; /* Get next address info, if any */
         }
     }
-	
+
     for (/*rp = result*/; rp != NULL; rp = rp->ai_next) {
         server_sock = socket(rp->ai_family, rp->ai_socktype, rp->ai_protocol);
         if (server_sock == -1) {
             continue;
         }
 
-        int opt = 1;
-		
         if (rp->ai_family == AF_INET6) {
-            int ipv6only = 0;
-            if (host) {
-                ipv6only = 1;
-            }
+            int ipv6only = host ? 1 : 0;
             setsockopt(server_sock, IPPROTO_IPV6, IPV6_V6ONLY, &ipv6only, sizeof(ipv6only));
         }
-		
+
+        int opt = 1;
         setsockopt(server_sock, SOL_SOCKET, SO_REUSEADDR, &opt, sizeof(opt));
 #ifdef SO_NOSIGPIPE
         set_nosigpipe(server_sock);