Avoid segfaulting while manipulating carbon bonds and associated hydr…

…ogens Signed-off-by: Makiah Bennett <[email protected]>
OpenChemistry · Dec 4, 2023 · 11bff12 · 11bff12
1 parent 219b47d
commit 11bff12
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/avogadro/qtgui/hydrogentools.cpp b/avogadro/qtgui/hydrogentools.cpp
@@ -134,6 +134,9 @@ void HydrogenTools::adjustHydrogens(RWAtom& atom, Adjustment adjustment)
   // convenience
   RWMolecule* molecule = atom.molecule();
 
+  if (molecule == nullptr)
+    return;
+
   if (doRemove) {
     // get the list of hydrogens connected to this
     std::vector<size_t> badHIndices;