1 files changed, 1 insertions, 4 deletions

diff --git a/drivers/usb/atm/usbatm.c b/drivers/usb/atm/usbatm.c
index b178c800ced8..bb1db1959854 100644
--- a/drivers/usb/atm/usbatm.c
+++ b/drivers/usb/atm/usbatm.c
@@ -949,7 +949,6 @@ int usbatm_usb_probe(struct usb_interface *intf, const struct usb_device_id *id,
         struct usb_device *usb_dev = interface_to_usbdev(intf);
         struct usbatm_data *instance;
         char *buf;
-        size_t instance_size = sizeof(*instance) + sizeof(struct urb *) * (num_rcv_urbs + num_snd_urbs);
         int error = -ENOMEM;
         int i, length;
         int need_heavy;
@@ -961,14 +960,12 @@ int usbatm_usb_probe(struct usb_interface *intf, const struct usb_device_id *id,
                         intf->altsetting->desc.bInterfaceNumber);
 
         /* instance init */
-        instance = kmalloc(instance_size, GFP_KERNEL);
+        instance = kcalloc(1, 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;
         }
 
-        memset(instance, 0, instance_size);
-
         /* public fields */
 
         instance->driver = driver;