[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/gus/gus_pcm.c b/sound/isa/gus/gus_pcm.c
index b75066a..beb0136 100644
--- a/sound/isa/gus/gus_pcm.c
+++ b/sound/isa/gus/gus_pcm.c
@@ -666,7 +666,7 @@
 	snd_pcm_runtime_t *runtime = substream->runtime;
 	int err;
 
-	pcmp = kcalloc(1, sizeof(*pcmp), GFP_KERNEL);
+	pcmp = kzalloc(sizeof(*pcmp), GFP_KERNEL);
 	if (pcmp == NULL)
 		return -ENOMEM;
 	pcmp->gus = gus;