Dereference of null pointer google#5353 (google#5376)

add an assert to make sure that `key_field` is not a null pointer.
bvion · May 31, 2019 · 3a88e10 · 3a88e10
1 parent 51dd733
commit 3a88e10
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/idl_gen_general.cpp b/src/idl_gen_general.cpp
@@ -1450,6 +1450,7 @@ class GeneralGenerator : public BaseGenerator {
     // Only generate key compare function for table,
     // because `key_field` is not set for struct
     if (struct_def.has_key && !struct_def.fixed) {
+      FLATBUFFERS_ASSERT(key_field);
       if (lang_.language == IDLOptions::kJava) {
         code += "\n  @Override\n  protected int keysCompare(";
         code += "Integer o1, Integer o2, ByteBuffer _bb) {";