server: get rid of duplicate texts

diff --git a/src/knot/server/server.c b/src/knot/server/server.c
index 5469190050219bc8203ca79a25770258213ab8f8..76c67cd00b036e8156b7bfe73cef597a4d3320d5 100644 (file)
--- a/src/knot/server/server.c
+++ b/src/knot/server/server.c
@@ -718,9 +718,7 @@ static bool listen_changed(conf_t *conf, server_t *server)
 /*! \brief Log warnings if config change requires a restart. */
 static void warn_server_reconfigure(conf_t *conf, server_t *server)
 {
-       if (conf == NULL || server == NULL) {
-               return;
-       }
+       const char *msg = "changes of %s require restart to take effect";
 
        static bool udp_warn = true;
        static bool tcp_warn = true;
@@ -728,22 +726,22 @@ static void warn_server_reconfigure(conf_t *conf, server_t *server)
        static bool listen_warn = true;
 
        if (udp_warn && server->handlers[IO_UDP].size != conf_udp_threads(conf)) {
-               log_warning("changes of udp-workers require restart to take effect");
+               log_warning(msg, "udp-workers");
                udp_warn = false;
        }
 
        if (tcp_warn && server->handlers[IO_TCP].size != conf_tcp_threads(conf)) {
-               log_warning("changes of tcp-workers require restart to take effect");
+               log_warning(msg, "tcp-workers");
                tcp_warn = false;
        }
 
        if (bg_warn && conf->cache.srv_bg_threads != conf_bg_threads(conf)) {
-               log_warning("changes of background-workers require restart to take effect");
+               log_warning(msg, "background-workers");
                bg_warn = false;
        }
 
        if (listen_warn && listen_changed(conf, server)) {
-               log_warning("changes of the listen parameter require restart to take effect");
+               log_warning(msg, "listen");
                listen_warn = false;
        }
 }