diff options
Diffstat (limited to 'drivers/media/usb')
| -rw-r--r-- | drivers/media/usb/dvb-usb-v2/mxl111sf-demod.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/media/usb/dvb-usb-v2/mxl111sf-demod.c b/drivers/media/usb/dvb-usb-v2/mxl111sf-demod.c index f0ed37da73d4..221cf46b4140 100644 --- a/drivers/media/usb/dvb-usb-v2/mxl111sf-demod.c +++ b/drivers/media/usb/dvb-usb-v2/mxl111sf-demod.c @@ -477,10 +477,15 @@ static int mxl111sf_demod_read_signal_strength(struct dvb_frontend *fe, { struct mxl111sf_demod_state *state = fe->demodulator_priv; enum fe_modulation modulation; + int ret; u16 snr; - mxl111sf_demod_calc_snr(state, &snr); - mxl1x1sf_demod_get_tps_modulation(state, &modulation); + ret = mxl111sf_demod_calc_snr(state, &snr); + if (ret < 0) + return ret; + ret = mxl1x1sf_demod_get_tps_modulation(state, &modulation); + if (ret < 0) + return ret; switch (modulation) { case QPSK: |