pbio/drv/bluetooth_cc2640: Fix failed read not raising.

When pairing with an Xbox Controller, reading a specific characteristic will fail if the controller was never paired. This is our way to find out.

But the error was not raised, so it would wait indefinitely on the next discover command that would not complete.

Author: laurensvalk

CHANGELOG.md

@@ -28,6 +28,7 @@
 - Fixed Powered Up remote light getting the wrong color ([support#2497]).
 - Fix shutdown animation not visible when shutting down due to Bluetooth glitches.
 - Fixed Powered Up remote raising the wrong exception on timeout.
+- Fixed Xbox Controller connection waiting indefinitely if it isn't in pairing mode.
 
 [support#1962]: https://github.com/pybricks/support/issues/1962
 [support#2468]: https://github.com/pybricks/support/issues/2468

lib/pbio/drv/bluetooth/bluetooth_stm32_cc2640.c

@@ -721,7 +721,7 @@ pbio_error_t pbdrv_bluetooth_peripheral_read_characteristic_func(pbio_os_state_t
 
     DEBUG_PRINT("Read %04x with status %d\n", peri->char_now->handle, status);
 
-    PBIO_OS_ASYNC_END(PBIO_SUCCESS);
+    PBIO_OS_ASYNC_END(ble_error_to_pbio_error(status));
 }
 
 pbio_error_t pbdrv_bluetooth_peripheral_write_characteristic_func(pbio_os_state_t *state, void *context) {