ALSA: usb-audio: Deprecate async_unlink option
The async unlink behavior has been working over years. The option was
provided only as a workaround for 2.4.x kernel. Let's get rid of it.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/usb/endpoint.c b/sound/usb/endpoint.c
index 51a9aa3..d7382a5 100644
--- a/sound/usb/endpoint.c
+++ b/sound/usb/endpoint.c
@@ -523,7 +523,7 @@
if (!force && ep->chip->shutdown) /* to be sure... */
return -EBADFD;
- async = !can_sleep && ep->chip->async_unlink;
+ async = !can_sleep;
clear_bit(EP_FLAG_RUNNING, &ep->flags);