--- a/thermferm/logger.c	Wed Jun 04 16:00:35 2014 +0200
+++ b/thermferm/logger.c	Fri Jun 13 17:43:37 2014 +0200
@@ -47,13 +47,13 @@
     	if ((logfile = fopen(name, "a+"))) {
 	    fprintf(logfile, outstr);
 	    fclose(logfile);
-	    free(outstr);
-	    outstr = NULL;
     	} else {
 	    syslog(LOG_NOTICE, "logger: cannot open %s for writing", name);
     	}
     }
 
+    free(outstr);
+    outstr = NULL;
     free(name);
     name = NULL;
 }