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Commit 56ce5ac4 authored by Andreas Oberritter's avatar Andreas Oberritter Committed by Mauro Carvalho Chehab
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[media] DVB: dvb_frontend: fix stale parameters on initial frontend event 



  Modify it to use the data given by the user.

Signed-off-by: default avatarAndreas Oberritter <obi@linuxtv.org>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent f00fd919

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

+7 −0
Original line number Diff line number Diff line
@@ -1827,6 +1827,13 @@ static int dvb_frontend_ioctl_legacy(struct file *file, 
			dtv_property_cache_sync(fe, c, &fepriv->parameters_in);

		}



		/*

		 * Initialize output parameters to match the values given by

		 * the user. FE_SET_FRONTEND triggers an initial frontend event

		 * with status = 0, which copies output parameters to userspace.

		 */

		fepriv->parameters_out = fepriv->parameters_in;



		memset(&fetunesettings, 0, sizeof(struct dvb_frontend_tune_settings));

		memcpy(&fetunesettings.parameters, parg,

		       sizeof (struct dvb_frontend_parameters));