[media] stv0900: Update status when LOCK is missed

Signed-off-by: Abylay Ospan <aospan@netup.ru>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/dvb/frontends/stv0900_core.c

@@ -1666,6 +1666,7 @@ static int stv0900_read_status(struct dvb_frontend *fe, enum fe_status *status)
 		if (state->config->set_lock_led)
 			state->config->set_lock_led(fe, 1);
 	} else {
+		*status = 0;
 		if (state->config->set_lock_led)
 			state->config->set_lock_led(fe, 0);
 		dprintk("DEMOD LOCK FAIL\n");