[PATCH] usbcore: Use kzalloc instead of kmalloc/memset

This patch (as590) fixes up all the remaining places where usbcore can
use kzalloc rather than kmalloc/memset.

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/usb/core/usb.c b/drivers/usb/core/usb.c
index 4eca490..0eefff7 100644
--- a/drivers/usb/core/usb.c
+++ b/drivers/usb/core/usb.c
@@ -704,12 +704,10 @@
 {
 	struct usb_device *dev;
 
-	dev = kmalloc(sizeof(*dev), GFP_KERNEL);
+	dev = kzalloc(sizeof(*dev), GFP_KERNEL);
 	if (!dev)
 		return NULL;
 
-	memset(dev, 0, sizeof(*dev));
-
 	bus = usb_bus_get(bus);
 	if (!bus) {
 		kfree(dev);