python-ugame
diff --git a/‎shared-module/usb/core/Device.c‎
Lines changed: 3 additions & 0 deletions b/‎shared-module/usb/core/Device.c‎
Lines changed: 3 additions & 0 deletions
@@ -160,6 +160,7 @@ static size_t _xfer(tuh_xfer_t *xfer, mp_int_t timeout) {
     xfer->complete_cb = _transfer_done_cb;
     if (!tuh_edpt_xfer(xfer)) {
         mp_raise_usb_core_USBError(MP_ERROR_TEXT("Xfer"));
+        return 0;
     }
     uint32_t start_time = supervisor_ticks_ms32();
     while ((timeout == 0 || supervisor_ticks_ms32() - start_time < (uint32_t)timeout) &&
@@ -206,6 +207,7 @@ static bool _open_endpoint(usb_core_device_obj_t *self, mp_int_t endpoint) {
 
     if (self->configuration_descriptor == NULL) {
         mp_raise_usb_core_USBError(MP_ERROR_TEXT("NoCfg"));
+        return false;
     }
 
     tusb_desc_configuration_t *desc_cfg = (tusb_desc_configuration_t *)self->configuration_descriptor;
@@ -288,6 +290,7 @@ mp_int_t common_hal_usb_core_device_ctrl_transfer(usb_core_device_obj_t *self,
 
     if (!tuh_control_xfer(&xfer)) {
         mp_raise_usb_core_USBError(MP_ERROR_TEXT("Xfer"));
+        return 0;
     }
     uint32_t start_time = supervisor_ticks_ms32();
     while ((timeout == 0 || supervisor_ticks_ms32() - start_time < (uint32_t)timeout) &&
Original file line number	Diff line number	Diff line change
`@@ -160,6 +160,7 @@ static size_t _xfer(tuh_xfer_t *xfer, mp_int_t timeout) {`
`160`	`160`	`xfer->complete_cb = _transfer_done_cb;`
`161`	`161`	`if (!tuh_edpt_xfer(xfer)) {`
`162`	`162`	`mp_raise_usb_core_USBError(MP_ERROR_TEXT("Xfer"));`
	`163`	`+ return 0;`
`163`	`164`	`}`
`164`	`165`	`uint32_t start_time = supervisor_ticks_ms32();`
`165`	`166`	`while ((timeout == 0 \|\| supervisor_ticks_ms32() - start_time < (uint32_t)timeout) &&`
`@@ -206,6 +207,7 @@ static bool _open_endpoint(usb_core_device_obj_t *self, mp_int_t endpoint) {`
`206`	`207`
`207`	`208`	`if (self->configuration_descriptor == NULL) {`
`208`	`209`	`mp_raise_usb_core_USBError(MP_ERROR_TEXT("NoCfg"));`
	`210`	`+ return false;`
`209`	`211`	`}`
`210`	`212`
`211`	`213`	`tusb_desc_configuration_t desc_cfg = (tusb_desc_configuration_t )self->configuration_descriptor;`
`@@ -288,6 +290,7 @@ mp_int_t common_hal_usb_core_device_ctrl_transfer(usb_core_device_obj_t *self,`
`288`	`290`
`289`	`291`	`if (!tuh_control_xfer(&xfer)) {`
`290`	`292`	`mp_raise_usb_core_USBError(MP_ERROR_TEXT("Xfer"));`
	`293`	`+ return 0;`
`291`	`294`	`}`
`292`	`295`	`uint32_t start_time = supervisor_ticks_ms32();`
`293`	`296`	`while ((timeout == 0 \|\| supervisor_ticks_ms32() - start_time < (uint32_t)timeout) &&`