Check LS pointer against nullptr before usage in lsExpand (#81)

ViennaTools · Oct 22, 2021 · a845b2c · a845b2c
1 parent a7e8d25
commit a845b2c
Showing 1 changed file with 5 additions and 5 deletions.
diff --git a/include/lsExpand.hpp b/include/lsExpand.hpp
@@ -40,18 +40,18 @@ template <class T, int D> class lsExpand {
 
   /// Apply the expansion to the specified width
   void apply() {
-    if (width <= levelSet->getLevelSetWidth())
-      return;
-
     if (levelSet == nullptr) {
       lsMessage::getInstance()
           .addWarning("No level set passed to lsExpand. Not expanding.")
           .print();
+      return;
     }
 
-    if (levelSet->getNumberOfPoints() == 0) {
+    if (width <= levelSet->getLevelSetWidth())
+      return;
+
+    if (levelSet->getNumberOfPoints() == 0)
       return;
-    }
 
     const T totalLimit = width * 0.5;
     const int startWidth = levelSet->getLevelSetWidth();