[ALSA] Replace with kzalloc() - isa stuff

ES18xx driver,OPL3SA2 driver,AD1816A driver,AD1848 driver,CS4231 driver
ES1688 driver,GUS Library,Opti9xx drivers,EMU8000 driver
SB16/AWE driver,SB drivers
Replace kcalloc(1,..) with kzalloc().

Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/isa/es18xx.c b/sound/isa/es18xx.c
index f654d59..d0ea19f 100644
--- a/sound/isa/es18xx.c
+++ b/sound/isa/es18xx.c
@@ -1686,7 +1686,7 @@
 	int err;
 
 	*rchip = NULL;
-        chip = kcalloc(1, sizeof(*chip), GFP_KERNEL);
+        chip = kzalloc(sizeof(*chip), GFP_KERNEL);
 	if (chip == NULL)
 		return -ENOMEM;
 	spin_lock_init(&chip->reg_lock);