refactor usbh class driver

1 files changed, 6 insertions, 6 deletions

diff --git a/src/device/usbd.c b/src/device/usbd.c
index 121ee3da9..44bd641dc 100644
--- a/src/device/usbd.c
+++ b/src/device/usbd.c
@@ -450,19 +450,19 @@ static bool process_set_config(uint8_t rhport)
       {

         if ( usbd_class_drivers[drv_id].class_code == desc_itf->bInterfaceClass ) break;

       }

-      TU_ASSERT( drv_id < USBD_CLASS_DRIVER_COUNT ); // unsupported class

+      TU_ASSERT( drv_id < USBD_CLASS_DRIVER_COUNT );

 

       // Interface number must not be used already TODO alternate interface

       TU_ASSERT( 0xff == _usbd_dev.itf2drv[desc_itf->bInterfaceNumber] );

       _usbd_dev.itf2drv[desc_itf->bInterfaceNumber] = drv_id;

 

-      uint16_t len=0;

-      TU_ASSERT_ERR( usbd_class_drivers[drv_id].open( rhport, desc_itf, &len ), false );

-      TU_ASSERT( len >= sizeof(tusb_desc_interface_t) );

+      uint16_t itf_len=0;

+      TU_ASSERT_ERR( usbd_class_drivers[drv_id].open( rhport, desc_itf, &itf_len ), false );

+      TU_ASSERT( itf_len >= sizeof(tusb_desc_interface_t) );

 

-      mark_interface_endpoint(p_desc, len, drv_id);

+      mark_interface_endpoint(p_desc, itf_len, drv_id);

 

-      p_desc += len; // next interface

+      p_desc += itf_len; // next interface

     }

   }