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@xxxxx>
---
sound/usb/mixer_scarlett_gen2.c | 17 ++++++-----------
1 file changed, 6 insertions(+), 11 deletions(-)
diff --git a/sound/usb/mixer_scarlett_gen2.c b/sound/usb/mixer_scarlett_gen2.c
index b134663f331a..3f1148bc0883 100644
--- a/sound/usb/mixer_scarlett_gen2.c
+++ b/sound/usb/mixer_scarlett_gen2.c
@@ -2019,19 +2019,14 @@ 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 &&
--
2.31.1
