Fix a reference leak in the compiler for compiler_lambda() (GH-24382)

2021-01-29 22:40:59 +00:00
parent 0837f99d33
commit 7fdab8331b
1 changed files with 3 additions and 1 deletions
--- a/Python/compile.c
+++ b/Python/compile.c
@@ -2692,8 +2692,10 @@ compiler_lambda(struct compiler *c, expr_ty e)
    qualname = c->u->u_qualname;
    Py_INCREF(qualname);
    compiler_exit_scope(c);
-    if (co == NULL)
+    if (co == NULL) {
+        Py_DECREF(qualname);
        return 0;
+    }

    compiler_make_closure(c, co, funcflags, qualname);
    Py_DECREF(qualname);