Attribute's value length can be 0, so fill read response and send. --- android/gatt.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/android/gatt.c b/android/gatt.c index 002592c..4d16d1e 100644 --- a/android/gatt.c +++ b/android/gatt.c @@ -4488,7 +4488,7 @@ static void read_requested_attributes(void *data, void *user_data) struct pending_request *resp_data = data; struct request_processing_data *process_data = user_data; uint32_t permissions; - uint8_t *value, error; + uint8_t *value = NULL, error; int value_len = 0; if (!gatt_db_get_attribute_permissions(gatt_db, resp_data->handle, @@ -4524,7 +4524,7 @@ static void read_requested_attributes(void *data, void *user_data) error = ATT_ECODE_UNLIKELY; /* We have value here already if no callback will be called */ - if (value_len > 0) + if (value_len >= 0) fill_gatt_response(resp_data, resp_data->handle, resp_data->offset, error, value_len, value); -- 1.9.0 -- To unsubscribe from this list: send the line "unsubscribe linux-bluetooth" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html