[ALSA] Conversions from kmalloc+memset to k(z|c)alloc

sound: Conversions from kmalloc+memset to k(c|z)alloc.

Signed-off-by: Panagiotis Issaris <takis@issaris.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
diff --git a/sound/drivers/vx/vx_pcm.c b/sound/drivers/vx/vx_pcm.c
index c4af849..7e65a10 100644
--- a/sound/drivers/vx/vx_pcm.c
+++ b/sound/drivers/vx/vx_pcm.c
@@ -1252,18 +1252,15 @@
 	chip->audio_info = rmh.Stat[1];
 
 	/* allocate pipes */
-	chip->playback_pipes = kmalloc(sizeof(struct vx_pipe *) * chip->audio_outs, GFP_KERNEL);
+	chip->playback_pipes = kcalloc(chip->audio_outs, sizeof(struct vx_pipe *), GFP_KERNEL);
 	if (!chip->playback_pipes)
 		return -ENOMEM;
-	chip->capture_pipes = kmalloc(sizeof(struct vx_pipe *) * chip->audio_ins, GFP_KERNEL);
+	chip->capture_pipes = kcalloc(chip->audio_ins, sizeof(struct vx_pipe *), GFP_KERNEL);
 	if (!chip->capture_pipes) {
 		kfree(chip->playback_pipes);
 		return -ENOMEM;
 	}
 
-	memset(chip->playback_pipes, 0, sizeof(struct vx_pipe *) * chip->audio_outs);
-	memset(chip->capture_pipes, 0, sizeof(struct vx_pipe *) * chip->audio_ins);
-
 	preferred = chip->ibl.size;
 	chip->ibl.size = 0;
 	vx_set_ibl(chip, &chip->ibl); /* query the info */