ALSA: sgio2audio.c: clean up checking
authorFigo.zhang <figo1802@gmail.com>
Sun, 7 Jun 2009 05:37:27 +0000 (13:37 +0800)
committerTakashi Iwai <tiwai@suse.de>
Sun, 7 Jun 2009 07:08:43 +0000 (09:08 +0200)
vfree() does it's own 'NULL' check,so no need for check before
calling it.

Signed-off-by: Figo.zhang <figo1802@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

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