ALSA: es18xx: remove snd_card pointer from snd_es18xx structure

The snd_card pointer is redundant and code can be easily
changed to work without it.

Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
1 file changed