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V4L/DVB (7842): tda18271: fix error handling in tda18271c2_rf_tracking_filters_correction 

Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
wifi-calibration
Michael Krufky 2008-05-04 19:57:06 -03:00 committed by Mauro Carvalho Chehab
parent 31940e3966
commit 20f4206379
1 changed files with 7 additions and 5 deletions
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12
drivers/media/common/tuners/tda18271-fe.c
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@ -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)