ALSA: usb-audio: Minor code cleanup in create_fixed_stream_quirk()

Just a minor code cleanup: unify the error paths.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2016-03-15 12:14:49 +01:00
commit 902eb7fd1e