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Commit 20f42063 authored by Michael Krufky's avatar Michael Krufky Committed by Mauro Carvalho Chehab
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V4L/DVB (7842): tda18271: fix error handling in tda18271c2_rf_tracking_filters_correction 



Signed-off-by: default avatarMichael Krufky <mkrufky@linuxtv.org>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@infradead.org>
parent 31940e39

drivers/media/common/tuners/tda18271-fe.c

+7 −5
Original line number Diff line number Diff line
@@ -220,11 +220,13 @@ static int tda18271c2_rf_tracking_filters_correction(struct dvb_frontend *fe, 
	struct tda18271_priv *priv = fe->tuner_priv;

	struct tda18271_rf_tracking_filter_cal *map = priv->rf_cal_state;

	unsigned char *regs = priv->tda18271_regs;

	int tm_current, rfcal_comp, approx, i;

	int tm_current, rfcal_comp, approx, i, ret;

	u8 dc_over_dt, rf_tab;



	/* power up */

	tda18271_set_standby_mode(fe, 0, 0, 0);

	ret = tda18271_set_standby_mode(fe, 0, 0, 0);

	if (ret < 0)

		goto fail;



	/* read die current temperature */

	tm_current = tda18271_read_thermometer(fe);
@@ -257,9 +259,9 @@ static int tda18271c2_rf_tracking_filters_correction(struct dvb_frontend *fe, 
	rfcal_comp = dc_over_dt * (tm_current - priv->tm_rfcal);



	regs[R_EB14] = approx + rfcal_comp;

	tda18271_write_regs(fe, R_EB14, 1);



	return 0;

	ret = tda18271_write_regs(fe, R_EB14, 1);

fail:

	return ret;

}



static int tda18271_por(struct dvb_frontend *fe)