[PATCH] USB: convert kcalloc to kzalloc

This patch converts kcalloc(1, ...) calls to use the new kzalloc() function.

Signed-off-by: Pekka Enberg <[e-mail]>
Cc: Greg KH <[e-mail]>
Signed-off-by: Andrew Morton <[e-mail]>
Signed-off-by: Linus Torvalds <[e-mail]>

drivers/usb/atm/usbatm.c

···
 			intf->altsetting->desc.bInterfaceNumber);
 
 	/* instance init */
-	instance = kcalloc(1, sizeof(*instance) + sizeof(struct urb *) * (num_rcv_urbs + num_snd_urbs), GFP_KERNEL);
+	instance = kzalloc(sizeof(*instance) + sizeof(struct urb *) * (num_rcv_urbs + num_snd_urbs), GFP_KERNEL);
 	if (!instance) {
 		dev_dbg(dev, "%s: no memory for instance data!\n", __func__);
 		return -ENOMEM;

drivers/usb/core/hcd.c

···
 {
 	struct usb_hcd *hcd;
 
-	hcd = kcalloc(1, sizeof(*hcd) + driver->hcd_priv_size, GFP_KERNEL);
+	hcd = kzalloc(sizeof(*hcd) + driver->hcd_priv_size, GFP_KERNEL);
 	if (!hcd) {
 		dev_dbg (dev, "hcd alloc failed\n");
 		return NULL;

drivers/usb/host/ehci-sched.c

···
 {
 	struct ehci_iso_stream *stream;
 
-	stream = kcalloc(1, sizeof *stream, mem_flags);
+	stream = kzalloc(sizeof *stream, mem_flags);
 	if (likely (stream != NULL)) {
 		INIT_LIST_HEAD(&stream->td_list);
 		INIT_LIST_HEAD(&stream->free_list);

drivers/usb/host/isp116x-hcd.c

···
 	}
 	/* avoid all allocations within spinlocks: request or endpoint */
 	if (!hep->hcpriv) {
-		ep = kcalloc(1, sizeof *ep, mem_flags);
+		ep = kzalloc(sizeof *ep, mem_flags);
 		if (!ep)
 			return -ENOMEM;
 	}

drivers/usb/host/sl811-hcd.c

···
 
 	/* avoid all allocations within spinlocks */
 	if (!hep->hcpriv)
-		ep = kcalloc(1, sizeof *ep, mem_flags);
+		ep = kzalloc(sizeof *ep, mem_flags);
 
 	spin_lock_irqsave(&sl811->lock, flags);
 

drivers/usb/input/acecad.c

···
 	pipe = usb_rcvintpipe(dev, endpoint->bEndpointAddress);
 	maxp = usb_maxpacket(dev, pipe, usb_pipeout(pipe));
 
-	acecad = kcalloc(1, sizeof(struct usb_acecad), GFP_KERNEL);
+	acecad = kzalloc(sizeof(struct usb_acecad), GFP_KERNEL);
 	if (!acecad)
 		return -ENOMEM;
 

drivers/usb/input/itmtouch.c

···
 	interface = intf->cur_altsetting;
 	endpoint = &interface->endpoint[0].desc;
 
-	if (!(itmtouch = kcalloc(1, sizeof(struct itmtouch_dev), GFP_KERNEL))) {
+	if (!(itmtouch = kzalloc(sizeof(struct itmtouch_dev), GFP_KERNEL))) {
 		err("%s - Out of memory.", __FUNCTION__);
 		return -ENOMEM;
 	}

drivers/usb/input/pid.c

···
 	struct hid_ff_pid *private;
 	struct hid_input *hidinput = list_entry(&hid->inputs, struct hid_input, list);
 
-	private = hid->ff_private = kcalloc(1, sizeof(struct hid_ff_pid), GFP_KERNEL);
+	private = hid->ff_private = kzalloc(sizeof(struct hid_ff_pid), GFP_KERNEL);
 	if (!private)
 		return -ENOMEM;