Merge "[Bluetooth] - Fix for checking proper user-supplied buffers"

{

	u8 *send_buf;

	int err, pipe, len, size, sent = 0;

	int count = firmware->size;

	int count;

	BT_DBG("udev %p", udev);

	if (!firmware || !firmware->data || firmware->size <= 0) {

		err = -EINVAL;

		BT_ERR("Not a valid FW file");

		return err;

	}

	count = firmware->size;

	if (count < FW_HDR_SIZE) {

		err = -EINVAL;

		BT_ERR("ath3k loading invalid size of file");

		return err;

	}

	pipe = usb_sndctrlpipe(udev, 0);

	send_buf = kmalloc(BULK_SIZE, GFP_KERNEL);

	send_buf = kzalloc(BULK_SIZE, GFP_KERNEL);

	if (!send_buf) {

		BT_ERR("Can't allocate memory chunk for firmware");

		return -ENOMEM;