V4L/DVB (3344a): Conversions from kmalloc+memset to k(z|c)alloc


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

Signed-off-by: Panagiotis Issaris <takis@issaris.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/drivers/media/dvb/dvb-usb/dvb-usb-urb.c b/drivers/media/dvb/dvb-usb/dvb-usb-urb.c
index 36b7048..ee82197 100644
--- a/drivers/media/dvb/dvb-usb/dvb-usb-urb.c
+++ b/drivers/media/dvb/dvb-usb/dvb-usb-urb.c
@@ -175,15 +175,13 @@
 
 	deb_mem("all in all I will use %lu bytes for streaming\n",num*size);
 
-	if ((d->buf_list = kmalloc(num*sizeof(u8 *), GFP_ATOMIC)) == NULL)
+	if ((d->buf_list = kcalloc(num, sizeof(u8 *), GFP_ATOMIC)) == NULL)
 		return -ENOMEM;
 
-	if ((d->dma_addr = kmalloc(num*sizeof(dma_addr_t), GFP_ATOMIC)) == NULL) {
+	if ((d->dma_addr = kcalloc(num, sizeof(dma_addr_t), GFP_ATOMIC)) == NULL) {
 		kfree(d->buf_list);
 		return -ENOMEM;
 	}
-	memset(d->buf_list,0,num*sizeof(u8 *));
-	memset(d->dma_addr,0,num*sizeof(dma_addr_t));
 
 	d->state |= DVB_USB_STATE_URB_BUF;
 
@@ -285,10 +283,9 @@
 	usb_clear_halt(d->udev,usb_rcvbulkpipe(d->udev,d->props.urb.endpoint));
 
 	/* allocate the array for the data transfer URBs */
-	d->urb_list = kmalloc(d->props.urb.count * sizeof(struct urb *),GFP_KERNEL);
+	d->urb_list = kzalloc(d->props.urb.count * sizeof(struct urb *),GFP_KERNEL);
 	if (d->urb_list == NULL)
 		return -ENOMEM;
-	memset(d->urb_list,0,d->props.urb.count * sizeof(struct urb *));
 	d->state |= DVB_USB_STATE_URB_LIST;
 
 	switch (d->props.urb.type) {