Correct openPMD_Attributable_attributes

openPMD · Oct 28, 2023 · d9ed4ef · d9ed4ef
1 parent 3326bb6
commit d9ed4ef
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/binding/c/backend/Attributable.cpp b/src/binding/c/backend/Attributable.cpp
@@ -152,9 +152,10 @@ char **openPMD_Attributable_attributes(const openPMD_Attributable *attributable)
     const auto cxx_attributes = cxx_attributable->attributes();
     const std::size_t num_attributes = cxx_attributes.size();
     char **const attributes =
-        (char **)malloc(num_attributes * sizeof *attributes);
+        (char **)malloc((num_attributes + 1) * sizeof *attributes);
     for (std::size_t n = 0; n < num_attributes; ++n)
         attributes[n] = strdup(cxx_attributes[n].c_str());
+    attributes[num_attributes] = nullptr;
     return attributes;
 }