Commit a6bab889 authored by Patrick Boettcher's avatar Patrick Boettcher Committed by Mauro Carvalho Chehab
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V4L/DVB (3320): Check if PLL-description is set



- Check if in the dvb-usb-device-structure the dvb_pll_desc is set before use.
Signed-off-by: default avatarPatrick Boettcher <pb@linuxtv.org>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@brturbo.com.br>
parent 4e5910e6
......@@ -52,9 +52,8 @@ int dvb_usb_pll_init_i2c(struct dvb_frontend *fe)
struct i2c_msg msg = { .addr = d->pll_addr, .flags = 0, .buf = d->pll_init, .len = 4 };
int ret = 0;
/* if there is nothing to initialize */
if (d->pll_init[0] == 0x00 && d->pll_init[1] == 0x00 &&
d->pll_init[2] == 0x00 && d->pll_init[3] == 0x00)
/* if pll_desc is not used */
if (d->pll_desc == NULL)
return 0;
if (d->tuner_pass_ctrl)
......@@ -80,6 +79,9 @@ int dvb_usb_pll_set(struct dvb_frontend *fe, struct dvb_frontend_parameters *fep
{
struct dvb_usb_device *d = fe->dvb->priv;
if (d->pll_desc == NULL)
return 0;
deb_pll("pll addr: %x, freq: %d %p\n",d->pll_addr,fep->frequency,d->pll_desc);
b[0] = d->pll_addr << 1;
......
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