Maint: avoid copying of return values

mne-tools · Feb 9, 2022 · a7942d9 · a7942d9
1 parent 7b2a033
commit a7942d9
Showing 1 changed file with 2 additions and 4 deletions.
diff --git a/libraries/inverse/hpiFit/signalmodel.cpp b/libraries/inverse/hpiFit/signalmodel.cpp
@@ -72,8 +72,7 @@ MatrixXd SignalModel::fitData(const HpiModelParameters& hpiModelParameters, cons
 {
 
     if(checkEmpty(hpiModelParameters)) {
-        MatrixXd matTopo;
-        return matTopo;
+        return MatrixXd();
     }
 
     bool bParametersChanged = m_modelParameters != hpiModelParameters;
@@ -85,8 +84,7 @@ MatrixXd SignalModel::fitData(const HpiModelParameters& hpiModelParameters, cons
         selectModelAndCompute();
     }
 
-    MatrixXd matTopo = m_matInverseSignalModel * matData.transpose();
-    return matTopo;
+    return m_matInverseSignalModel * matData.transpose();
 }
 
 //=============================================================================================================