Index: device/u2f/u2f_sign.cc |
diff --git a/device/u2f/u2f_sign.cc b/device/u2f/u2f_sign.cc |
index d537c4894e94f7aa05720ec220f0be2f5f0e81da..a1f5b7d3d5ae98edd49eb3b09e3a53a8962806d5 100644 |
--- a/device/u2f/u2f_sign.cc |
+++ b/device/u2f/u2f_sign.cc |
@@ -52,7 +52,7 @@ void U2fSign::TryDevice() { |
void U2fSign::OnTryDevice(std::vector<std::vector<uint8_t>>::const_iterator it, |
U2fReturnCode return_code, |
- std::vector<uint8_t> response_data) { |
+ const std::vector<uint8_t>& response_data) { |
switch (return_code) { |
case U2fReturnCode::SUCCESS: |
state_ = State::COMPLETE; |