On Tue, Nov 10, 2020 at 04:42:54PM +0800, Macpaul Lin wrote: > The HUAWEI USB-C headset (VID:0x12d1, PID:0x3a07) reported it supports > 96khz. However there will be some random issue under 96khz. > Not sure if there is any alternate setting could be applied. > Hence 48khz is suggested to be applied at this moment. > > Signed-off-by: Macpaul Lin <macpaul.lin@xxxxxxxxxxxx> > Signed-off-by: Eddie Hung <eddie.hung@xxxxxxxxxxxx> > Cc: stable@xxxxxxxxxxxxxxx > --- > Changes for v2: > - Fix build error. > - Add Cc: stable@xxxxxxxxxxxxxxx > > sound/usb/format.c | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/sound/usb/format.c b/sound/usb/format.c > index 1b28d01..7a4837b 100644 > --- a/sound/usb/format.c > +++ b/sound/usb/format.c > @@ -202,6 +202,7 @@ static int parse_audio_format_rates_v1(struct snd_usb_audio *chip, struct audiof > fp->rate_min = fp->rate_max = 0; > for (r = 0, idx = offset + 1; r < nr_rates; r++, idx += 3) { > unsigned int rate = combine_triple(&fmt[idx]); > + struct usb_device *udev = chip->dev; > if (!rate) > continue; > /* C-Media CM6501 mislabels its 96 kHz altsetting */ Did you run this patch through checkpatch.pl?