[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/isa/gus/interwave.c b/sound/isa/gus/interwave.c
index 358cba9..b101ab0 100644
--- a/sound/isa/gus/interwave.c
+++ b/sound/isa/gus/interwave.c
@@ -638,10 +638,7 @@
 	if (iwcard == NULL)
 		return;
 #ifdef SNDRV_STB
-	if (iwcard->i2c_res) {
-		release_resource(iwcard->i2c_res);
-		kfree_nocheck(iwcard->i2c_res);
-	}
+	release_and_free_resource(iwcard->i2c_res);
 #endif
 	if (iwcard->irq >= 0)
 		free_irq(iwcard->irq, (void *)iwcard);