Merge pull request #3565 from Precidata/driver-init

Make driver init() function optional

1 files changed, 4 insertions, 3 deletions

diff --git a/src/device/usbd.c b/src/device/usbd.c
index 42903576c..c7f511eac 100644
--- a/src/device/usbd.c
+++ b/src/device/usbd.c
@@ -572,9 +572,10 @@ bool tud_rhport_init(uint8_t rhport, const tusb_rhport_init_t* rh_init) {
   // Init class drivers
   for (uint8_t i = 0; i < TOTAL_DRIVER_COUNT; i++) {
     usbd_class_driver_t const* driver = get_driver(i);
-    TU_ASSERT(driver && driver->init);
-    TU_LOG_USBD("%s init\r\n", driver->name);
-    driver->init();
+    if (driver && driver->init) {
+      TU_LOG_USBD("%s init\r\n", driver->name);
+      driver->init();
+    }
   }
 
   _usbd_rhport = rhport;