[usb] Use correct length for memcpy()

Signed-off-by: Michael Brown <mcb30@ipxe.org>
ipxe · Mar 21, 2017 · 7b113bc · 7b113bc
1 parent d25e7da
commit 7b113bc
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/drivers/bus/usb.c b/src/drivers/bus/usb.c
@@ -1022,7 +1022,8 @@ static int usb_describe ( struct usb_device *usb,
 	}
 
 	/* Describe function */
-	memcpy ( &desc->class, &interface->class, sizeof ( desc->class ) );
+	memcpy ( &desc->class.class, &interface->class,
+		 sizeof ( desc->class.class ) );
 	desc->count = 1;
 	interfaces[0] = first;