DEV: tcploop: permit port 0 to ease handling of default options

This will also be convenient when binding to an IP and no port.

diff --git a/dev/tcploop/tcploop.c b/dev/tcploop/tcploop.c
index ca984f7..1aebb88 100644 (file)
--- a/dev/tcploop/tcploop.c
+++ b/dev/tcploop/tcploop.c
@@ -248,7 +248,7 @@ int addr_to_ss(const char *str, struct sockaddr_storage *ss, struct err_msg *err
         */
        if ((port_str = strrchr(str, ':')) == NULL) {
                port = atoi(str);
-               if (port <= 0 || port > 65535) {
+               if (port < 0 || port > 65535) {
                        err->len = snprintf(err->msg, err->size, "Missing/invalid port number: '%s'\n", str);
                        return -1;
                }