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Commit 20640bea authored by Andreas Oberritter's avatar Andreas Oberritter Committed by Mauro Carvalho Chehab
Browse files

[media] DVB: dvb_frontend: clear stale events on FE_SET_FRONTEND 



  the first event after an attempt to tune.

Signed-off-by: default avatarAndreas Oberritter <obi@linuxtv.org>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent 5c9f480b

drivers/media/dvb/dvb-core/dvb_frontend.c

+11 −0
Original line number Diff line number Diff line
@@ -220,6 +220,16 @@ static int dvb_frontend_get_event(struct dvb_frontend *fe, 
	return 0;

}



static void dvb_frontend_clear_events(struct dvb_frontend *fe)

{

	struct dvb_frontend_private *fepriv = fe->frontend_priv;

	struct dvb_fe_events *events = &fepriv->events;



	mutex_lock(&events->mtx);

	events->eventr = events->eventw;

	mutex_unlock(&events->mtx);

}



static void dvb_frontend_init(struct dvb_frontend *fe)

{

	dprintk ("DVB: initialising adapter %i frontend %i (%s)...\n",
@@ -1891,6 +1901,7 @@ static int dvb_frontend_ioctl_legacy(struct file *file, 
		/* Request the search algorithm to search */

		fepriv->algo_status |= DVBFE_ALGO_SEARCH_AGAIN;



		dvb_frontend_clear_events(fe);

		dvb_frontend_add_event(fe, 0);

		dvb_frontend_wakeup(fe);

		fepriv->status = 0;