[ALSA] Replace with kzalloc() - core stuff

Control Midlevel,ALSA Core,HWDEP Midlevel,PCM Midlevel,RawMidi Midlevel
Timer Midlevel,ALSA<-OSS emulation
Replace kcalloc(1,..) with kzalloc().

Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/core/rawmidi.c b/sound/core/rawmidi.c
index 4f4b410..7c20eaf 100644
--- a/sound/core/rawmidi.c
+++ b/sound/core/rawmidi.c
@@ -101,7 +101,7 @@
 {
 	snd_rawmidi_runtime_t *runtime;
 
-	if ((runtime = kcalloc(1, sizeof(*runtime), GFP_KERNEL)) == NULL)
+	if ((runtime = kzalloc(sizeof(*runtime), GFP_KERNEL)) == NULL)
 		return -ENOMEM;
 	spin_lock_init(&runtime->lock);
 	init_waitqueue_head(&runtime->sleep);
@@ -1374,7 +1374,7 @@
 
 	INIT_LIST_HEAD(&stream->substreams);
 	for (idx = 0; idx < count; idx++) {
-		substream = kcalloc(1, sizeof(*substream), GFP_KERNEL);
+		substream = kzalloc(sizeof(*substream), GFP_KERNEL);
 		if (substream == NULL)
 			return -ENOMEM;
 		substream->stream = direction;
@@ -1417,7 +1417,7 @@
 	snd_assert(rrawmidi != NULL, return -EINVAL);
 	*rrawmidi = NULL;
 	snd_assert(card != NULL, return -ENXIO);
-	rmidi = kcalloc(1, sizeof(*rmidi), GFP_KERNEL);
+	rmidi = kzalloc(sizeof(*rmidi), GFP_KERNEL);
 	if (rmidi == NULL)
 		return -ENOMEM;
 	rmidi->card = card;