diff --git a/drivers/media/dvb/dvb-usb/m920x.c b/drivers/media/dvb/dvb-usb/m920x.c index c9f1cec341cc1d01149a9d76a39ab37b27c78958..a956bc503a4c7aa6480e06c21a6900c6328cee60 100644 --- a/drivers/media/dvb/dvb-usb/m920x.c +++ b/drivers/media/dvb/dvb-usb/m920x.c @@ -407,6 +407,7 @@ static int m920x_identify_state(struct usb_device *udev, /* demod configurations */ static int m920x_mt352_demod_init(struct dvb_frontend *fe) { + int ret; u8 config[] = { CONFIG, 0x3d }; u8 clock[] = { CLOCK_CTL, 0x30 }; u8 reset[] = { RESET, 0x80 }; @@ -416,17 +417,25 @@ static int m920x_mt352_demod_init(struct dvb_frontend *fe) u8 unk1[] = { 0x93, 0x1a }; u8 unk2[] = { 0xb5, 0x7a }; - mt352_write(fe, config, ARRAY_SIZE(config)); - mt352_write(fe, clock, ARRAY_SIZE(clock)); - mt352_write(fe, reset, ARRAY_SIZE(reset)); - mt352_write(fe, adc_ctl, ARRAY_SIZE(adc_ctl)); - mt352_write(fe, agc, ARRAY_SIZE(agc)); - mt352_write(fe, sec_agc, ARRAY_SIZE(sec_agc)); - mt352_write(fe, unk1, ARRAY_SIZE(unk1)); - mt352_write(fe, unk2, ARRAY_SIZE(unk2)); - deb("Demod init!\n"); + if ((ret = mt352_write(fe, config, ARRAY_SIZE(config))) != 0) + return ret; + if ((ret = mt352_write(fe, clock, ARRAY_SIZE(clock))) != 0) + return ret; + if ((ret = mt352_write(fe, reset, ARRAY_SIZE(reset))) != 0) + return ret; + if ((ret = mt352_write(fe, adc_ctl, ARRAY_SIZE(adc_ctl))) != 0) + return ret; + if ((ret = mt352_write(fe, agc, ARRAY_SIZE(agc))) != 0) + return ret; + if ((ret = mt352_write(fe, sec_agc, ARRAY_SIZE(sec_agc))) != 0) + return ret; + if ((ret = mt352_write(fe, unk1, ARRAY_SIZE(unk1))) != 0) + return ret; + if ((ret = mt352_write(fe, unk2, ARRAY_SIZE(unk2))) != 0) + return ret; + return 0; }