avoid null pointer dereference

2022-09-22 13:21:54 -04:00
parent 24fd02725c
commit 3c5e446165
1 changed files with 5 additions and 3 deletions
--- a/src/atom.cpp
+++ b/src/atom.cpp
@ -779,9 +779,11 @@ std::string Atom::get_style()
  std::string retval = atom_style;
  if (retval == "hybrid") {
    auto avec_hybrid = dynamic_cast<AtomVecHybrid *>(avec);
-    for (int i = 0; i < avec_hybrid->nstyles; i++) {
-      retval += ' ';
-      retval += avec_hybrid->keywords[i];
+    if (avec_hybrid) {
+      for (int i = 0; i < avec_hybrid->nstyles; i++) {
+        retval += ' ';
+        retval += avec_hybrid->keywords[i];
+      }
    }
  }
  return retval;