dhtrunner: cleanup

src/dhtrunner.cpp

@@ -378,7 +378,8 @@ int bindSocket(const SockAddr& addr, SockAddr& bound)
 {
     bool is_ipv6 = addr.getFamily() == AF_INET6;
     int sock = socket(is_ipv6 ? PF_INET6 : PF_INET, SOCK_DGRAM, 0);
-    if (sock >= 0) {
+    if (sock < 0)
+        throw DhtException(std::string("Can't open socket: ") + strerror(sock));
     int set = 1;
 #ifdef SO_NOSIGPIPE
     setsockopt(sock, SOL_SOCKET, SO_NOSIGPIPE, (void *)&set, sizeof(set));
@@ -393,10 +394,6 @@ int bindSocket(const SockAddr& addr, SockAddr& bound)
     getsockname(sock, (sockaddr*)&ss, &ss_len);
     bound = {ss, ss_len};
     return sock;
-    } else {
-        throw DhtException(std::string("Can't open socket: ") + strerror(sock));
-    }
-    return -1;
 }
 
 void