Fixes two smatch warnings:
drivers/media/dvb-frontends/af9033.c:128 af9033_init() warn: missing error code 'ret'
drivers/media/dvb-frontends/af9033.c:855 af9033_read_snr() warn: missing error code 'ret'
Set error codes correctly.
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
        if (i == ARRAY_SIZE(clock_adc_lut)) {
                dev_err(&client->dev, "Couldn't find ADC config for clock %d\n",
                        dev->cfg.clock);
+               ret = -ENODEV;
                goto err;
        }
 
                                *snr = *snr * 0xffff / 32;
                                break;
                        default:
+                               ret = -EINVAL;
                                goto err;
                        }
                }