diff options
Diffstat (limited to 'core')
| -rw-r--r-- | core/qt-ble.cpp | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/core/qt-ble.cpp b/core/qt-ble.cpp index 01597d4b8..a72736d4f 100644 --- a/core/qt-ble.cpp +++ b/core/qt-ble.cpp @@ -151,24 +151,24 @@ dc_status_t BLEObject::write(const void *data, size_t size, size_t *actual) } QList<QLowEnergyCharacteristic> list = preferredService()->characteristics(); + + if (list.isEmpty()) + return DC_STATUS_IO; + QByteArray bytes((const char *)data, (int) size); - if (!list.isEmpty()) { - const QLowEnergyCharacteristic &c = list.constFirst(); - QLowEnergyService::WriteMode mode; + const QLowEnergyCharacteristic &c = list.constFirst(); + QLowEnergyService::WriteMode mode; - mode = (c.properties() & QLowEnergyCharacteristic::WriteNoResponse) ? + mode = (c.properties() & QLowEnergyCharacteristic::WriteNoResponse) ? QLowEnergyService::WriteWithoutResponse : QLowEnergyService::WriteWithResponse; - if (IS_SHEARWATER(device)) - bytes.prepend("\1\0", 2); - - preferredService()->writeCharacteristic(c, bytes, mode); - return DC_STATUS_SUCCESS; - } + if (IS_SHEARWATER(device)) + bytes.prepend("\1\0", 2); - return DC_STATUS_IO; + preferredService()->writeCharacteristic(c, bytes, mode); + return DC_STATUS_SUCCESS; } dc_status_t BLEObject::read(void *data, size_t size, size_t *actual) |