logsys.c: avoid 1 warning

* exec/logsys.c (logsys_conf): Add const.

git-svn-id: http://svn.fedorahosted.org/svn/corosync/trunk@1968 fd59a12c-fef9-0310-b244-a6a79926bd2f

exec/logsys.c

@@ -1142,7 +1142,7 @@ int logsys_conf (
 	int priority,
 	char *file)
 {
-	char *errstr;
+	const char *errstr;
 
 	_logsys_rec_init (100000);
 	strncpy (logsys_loggers[0].subsys, name,