[3.13] gh-131762: Fixed dereferencing the pointer 'parser_token->metadata' with a...

gh-131762: Fixed dereferencing the pointer 'parser_token->metadata' with a NULL value (GH-131764)
(cherry picked from commit 2c686a9ac243800b630d4a09622c8eb789f5b354)

Co-authored-by: rialbat <47256826+rialbat@users.noreply.github.com>

diff --git a/Parser/pegen.c b/Parser/pegen.c
index 0c3c4689dd7ce6457f7cc32ab1964e1c7a531e72..e0cfc16961987d17496aaadc1ca6b46133918af3 100644 (file)
--- a/Parser/pegen.c
+++ b/Parser/pegen.c
@@ -191,7 +191,7 @@ initialize_token(Parser *p, Token *parser_token, struct token *new_token, int to
     parser_token->metadata = NULL;
     if (new_token->metadata != NULL) {
         if (_PyArena_AddPyObject(p->arena, new_token->metadata) < 0) {
-            Py_DECREF(parser_token->metadata);
+            Py_DECREF(new_token->metadata);
             return -1;
         }
         parser_token->metadata = new_token->metadata;