On Wed, 02 Sep 2020 13:01:14 +0200,
Greg Kroah-Hartman wrote:
>
> The usb_control_msg_send() call can return an error if a "short" write
> happens, so move the driver over to using that call instead.
>
> Cc: Jaroslav Kysela <pe...@perex.cz>
> Cc: Takashi Iwai <ti...@suse.com>
> Cc: alsa-de...@alsa-project.org
> Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
Reviewed-by: Takashi Iwai <ti...@suse.de>
thanks,
Takashi
> ---
> sound/usb/hiface/pcm.c | 14 ++++++--------
> 1 file changed, 6 insertions(+), 8 deletions(-)
>
> diff --git a/sound/usb/hiface/pcm.c b/sound/usb/hiface/pcm.c
> index a148caa5f48e..f9c924e3964e 100644
> --- a/sound/usb/hiface/pcm.c
> +++ b/sound/usb/hiface/pcm.c
> @@ -156,16 +156,14 @@ static int hiface_pcm_set_rate(struct pcm_runtime *rt,
> unsigned int rate)
> * This control message doesn't have any ack from the
> * other side
> */
> - ret = usb_control_msg(device, usb_sndctrlpipe(device, 0),
> - HIFACE_SET_RATE_REQUEST,
> - USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
> - rate_value, 0, NULL, 0, 100);
> - if (ret < 0) {
> + ret = usb_control_msg_send(device, 0,
> + HIFACE_SET_RATE_REQUEST,
> + USB_DIR_OUT | USB_TYPE_VENDOR |
> USB_RECIP_OTHER,
> + rate_value, 0, NULL, 0, 100);
> + if (ret)
> dev_err(&device->dev, "Error setting samplerate %d.\n", rate);
> - return ret;
> - }
>
> - return 0;
> + return ret;
> }
>
> static struct pcm_substream *hiface_pcm_get_substream(struct
> snd_pcm_substream
> --
> 2.28.0
>
