https://github.com/python/cpython/commit/9f425194318e0c11e60f1b1144d5ee902c58ba60 commit: 9f425194318e0c11e60f1b1144d5ee902c58ba60 branch: 3.14 author: Miss Islington (bot) <[email protected]> committer: colesbury <[email protected]> date: 2025-11-10T16:55:01Z summary:
[3.14] GH-141212: Fix possible memory leak in gc_mark_span_push (gh-141213) (gh-141364) (cherry picked from commit f835552946e29ec20144c359b8822f9e421d4d64) Co-authored-by: Sergey Miryanov <[email protected]> files: M Python/gc_free_threading.c diff --git a/Python/gc_free_threading.c b/Python/gc_free_threading.c index 5aaa68c5b51f95..94c77991f5f45b 100644 --- a/Python/gc_free_threading.c +++ b/Python/gc_free_threading.c @@ -675,10 +675,11 @@ gc_mark_span_push(gc_span_stack_t *ss, PyObject **start, PyObject **end) else { ss->capacity *= 2; } - ss->stack = (gc_span_t *)PyMem_Realloc(ss->stack, ss->capacity * sizeof(gc_span_t)); - if (ss->stack == NULL) { + gc_span_t *new_stack = (gc_span_t *)PyMem_Realloc(ss->stack, ss->capacity * sizeof(gc_span_t)); + if (new_stack == NULL) { return -1; } + ss->stack = new_stack; } assert(end > start); ss->stack[ss->size].start = start; _______________________________________________ Python-checkins mailing list -- [email protected] To unsubscribe send an email to [email protected] https://mail.python.org/mailman3//lists/python-checkins.python.org Member address: [email protected]
