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ALSA: usb-audio: scarlett2: Remove interrupt debug message

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Just ignore instead of printing an error if the interrupt data is not
the expected length. This check was for development and the condition
has not been observed.

Signed-off-by: Geoffrey D. Bennett <g@b4.vu>
Link: https://lore.kernel.org/r/20210620164632.GA9186@m.b4.vu
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Geoffrey D. Bennett 2021-06-21 02:16:32 +09:30 committed by Takashi Iwai
parent b677b6c6d8
commit 411b22ed67
1 changed files with 6 additions and 11 deletions
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17
sound/usb/mixer_scarlett_gen2.c
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@ -2018,19 +2018,14 @@ static void scarlett2_mixer_interrupt(struct urb *urb)
int ustatus = urb->status;
u32 data;
if (ustatus != 0)
if (ustatus != 0 || len != 8)
goto requeue;
if (len == 8) {
data = le32_to_cpu(*(__le32 *)urb->transfer_buffer);
if (data & SCARLETT2_USB_INTERRUPT_VOL_CHANGE)
scarlett2_mixer_interrupt_vol_change(mixer);
if (data & SCARLETT2_USB_INTERRUPT_BUTTON_CHANGE)
scarlett2_mixer_interrupt_button_change(mixer);
} else {
usb_audio_err(mixer->chip,
"scarlett mixer interrupt length %d\n", len);
}
data = le32_to_cpu(*(__le32 *)urb->transfer_buffer);
if (data & SCARLETT2_USB_INTERRUPT_VOL_CHANGE)
scarlett2_mixer_interrupt_vol_change(mixer);
if (data & SCARLETT2_USB_INTERRUPT_BUTTON_CHANGE)
scarlett2_mixer_interrupt_button_change(mixer);
requeue:
if (ustatus != -ENOENT &&