The patch adds the check of return value from resquest_region() to avoid
the confliction of resource management with ALSA intel8x0 driver.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>