ALSA: usb-audio: Drop keep_interface flag again
authorTakashi Iwai <tiwai@suse.de>
Mon, 23 Nov 2020 08:53:21 +0000 (09:53 +0100)
committerTakashi Iwai <tiwai@suse.de>
Mon, 23 Nov 2020 14:13:37 +0000 (15:13 +0100)
commit982150560c7c1310d8826abf73857b76000e7db8
tree315865539896ee8189c8d7d7dcf181beac8f509d
parent54cb31901b831befb4f9347dd002dcc8ff2cc263
ALSA: usb-audio: Drop keep_interface flag again

This behavior turned out to be invalid from the USB spec POV and
shouldn't be applied.  As it's an optional flag that is set only via
an card control element that must be hardly used, let's drop it
again.

Tested-by: Keith Milner <kamilner@superlative.org>
Tested-by: Dylan Robinson <dylan_robinson@motu.com>
Link: https://lore.kernel.org/r/20201123085347.19667-16-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
sound/usb/mixer.c
sound/usb/pcm.c
sound/usb/usbaudio.h