bleio: Remove redundant struct field

Author: arturo182

ports/nrf/common-hal/bleio/Device.c

@@ -376,8 +376,6 @@ STATIC void on_char_discovery_rsp(ble_gattc_evt_char_disc_rsp_t *response, bleio
         characteristic->props.write = gattc_char->char_props.write;
         characteristic->props.write_wo_resp = gattc_char->char_props.write_wo_resp;
         characteristic->handle = gattc_char->handle_value;
-
-        characteristic->service_handle = m_char_discovery_service->handle;
         characteristic->service = m_char_discovery_service;
 
         mp_obj_list_append(m_char_discovery_service->char_list, MP_OBJ_FROM_PTR(characteristic));

ports/nrf/common-hal/bleio/Service.c

@@ -101,7 +101,7 @@ void common_hal_bleio_service_add_characteristic(bleio_service_obj_t *self, blei
     ble_gatts_char_handles_t handles;
 
     uint32_t err_code;
-    err_code = sd_ble_gatts_characteristic_add(characteristic->service_handle, &char_md, &attr_char_value, &handles);
+    err_code = sd_ble_gatts_characteristic_add(self->handle, &char_md, &attr_char_value, &handles);
     if (err_code != NRF_SUCCESS) {
         nlr_raise(mp_obj_new_exception_msg_varg(&mp_type_OSError,
             "Failed to add characteristic, status: 0x%08lX", err_code));
@@ -111,5 +111,4 @@ void common_hal_bleio_service_add_characteristic(bleio_service_obj_t *self, blei
     characteristic->cccd_handle = handles.cccd_handle;
     characteristic->sccd_handle = handles.sccd_handle;
     characteristic->handle = handles.value_handle;
-    characteristic->service = self;
 }

shared-bindings/bleio/Service.c

@@ -113,12 +113,12 @@ STATIC mp_obj_t bleio_service_add_characteristic(mp_obj_t self_in, mp_obj_t char
     bleio_service_obj_t *self = MP_OBJ_TO_PTR(self_in);
     bleio_characteristic_obj_t *characteristic = MP_OBJ_TO_PTR(characteristic_in);
 
-    characteristic->service_handle = self->handle;
-
     // TODO: If service is 128b then update Chara UUID to be 128b too
 
     common_hal_bleio_service_add_characteristic(self, characteristic);
 
+    characteristic->service = self;
+
     mp_obj_list_append(self->char_list, characteristic);
 
     return mp_const_none;

shared-module/bleio/Characteristic.h

@@ -33,7 +33,6 @@
 typedef struct {
     mp_obj_base_t base;
     bleio_service_obj_t *service;
-    uint16_t service_handle; // TODO: Is this needed?
     bleio_uuid_obj_t *uuid;
     mp_obj_t value_data;
     uint16_t handle;