[ALSA] Remove vmalloc wrapper, kfree_nocheck()

- Remove vmalloc wrapper
- Add release_and_free_resource() to remove kfree_nocheck() from each driver
  and simplify the code

Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/mips/au1x00.c b/sound/mips/au1x00.c
index 3f9684f..b7af85f 100644
--- a/sound/mips/au1x00.c
+++ b/sound/mips/au1x00.c
@@ -606,8 +606,7 @@
 		/* put internal AC97 block into reset */
 		au1000->ac97_ioport->cntrl = AC97C_RS;
 		au1000->ac97_ioport = NULL;
-		release_resource(au1000->ac97_res_port);
-		kfree_nocheck(au1000->ac97_res_port);
+		release_and_free_resource(au1000->ac97_res_port);
 	}
 
 	if (au1000->stream[PLAYBACK]->dma >= 0)