Initialize frame for playtones just in case

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@3138 65c4cc65-6c06-0410-ace0-fbb531ad65f3

indications.c

@@ -123,6 +123,8 @@ static int playtones_generator(struct ast_channel *chan, void *data, int len, in
 	ps->f.samples = samples;
 	ps->f.offset = AST_FRIENDLY_OFFSET;
 	ps->f.data = ps->data;
+	ps->f.delivery.tv_sec = 0;
+	ps->f.delivery.tv_usec = 0;
 	ast_write(chan, &ps->f);
 
 	ps->pos += x;