usb: misc: lvstest: don't print on ENOMEM

All kmalloc-based functions print enough information on failures.
Signed-off-by: Wolfram Sang <wsa-dev@sang-engineering.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/usb/misc/lvstest.c

@@ -245,10 +245,8 @@ static ssize_t get_dev_desc_store(struct device *dev,
 	int ret;
 
 	descriptor = kmalloc(sizeof(*descriptor), GFP_KERNEL);
-	if (!descriptor) {
-		dev_err(dev, "failed to allocate descriptor memory\n");
+	if (!descriptor)
 		return -ENOMEM;
-	}
 
 	udev = create_lvs_device(intf);
 	if (!udev) {