From: Michal Sojka <michal.sojka@cvut.cz>
Date: Sun, 2 Aug 2020 18:52:17 +0000 (+0200)
Subject: mt_server: Use "%s" format string in syslog()
X-Git-Url: https://rtime.felk.cvut.cz/gitweb/coffee/mt-apps.git/commitdiff_plain?ds=sidebyside

mt_server: Use "%s" format string in syslog()

This fixes potential security problem reported by
-Werror=format-security:

    error: format not a string literal and no format arguments
---

diff --git a/mt_server.c b/mt_server.c
index ee80d87..3b617bd 100644
--- a/mt_server.c
+++ b/mt_server.c
@@ -229,7 +229,7 @@ static void fd_cb(EV_P_ ev_io *w_, int revents)
 	mt_blank_wake();
 #endif
         *pos = 0;
-	syslog(LOG_INFO, w->text);
+	syslog(LOG_INFO, "%s", w->text);
         char *line = new_line();
         if (line) {
             if (list_add(w->lines, w->text) == 0) {