The '*bitclk' of structure 'snd_at73c213' seems no use,
so I make a patch to remove the unnecessary variable.
Signed-off-by: NWan ZongShun <mcuos.com@gmail.com>
Acked-by: NLiam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: NTakashi Iwai <tiwai@suse.de>