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V4L/DVB (7843): tda18271: fix error handling in tda18271c1_rf_tracking_filter_calibration

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Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Michael Krufky 2008-05-04 20:26:47 -03:00 committed by Mauro Carvalho Chehab
parent 20f4206379
commit 10ed0bf4af
1 changed files with 5 additions and 1 deletions
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6
drivers/media/common/tuners/tda18271-fe.c
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@ -665,6 +665,7 @@ static int tda18271c1_rf_tracking_filter_calibration(struct dvb_frontend *fe,
{
struct tda18271_priv *priv = fe->tuner_priv;
unsigned char *regs = priv->tda18271_regs;
int ret;
u32 N = 0;
/* calculate bp filter */
@ -713,7 +714,10 @@ static int tda18271c1_rf_tracking_filter_calibration(struct dvb_frontend *fe,
tda18271_calc_main_pll(fe, N);
tda18271_write_regs(fe, R_EP3, 11);
ret = tda18271_write_regs(fe, R_EP3, 11);
if (ret < 0)
return ret;
msleep(5); /* RF tracking filter calibration initialization */
/* search for K,M,CO for RF calibration */