From: Peter <zintensitydev@gmail.com>
Date: Fri, 21 Jun 2024 17:28:19 +0000 (-0500)
Subject: gh-120811: Fix reference leak upon `_PyContext_Exit` failure (#120812)
X-Git-Tag: v3.14.0a1~1380
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=aed31beca9a54b85a1392631a48da80602210f18;p=thirdparty%2FPython%2Fcpython.git

gh-120811: Fix reference leak upon `_PyContext_Exit` failure (#120812)

Co-authored-by: Kumar Aditya <kumaraditya@python.org>
---

diff --git a/Misc/NEWS.d/next/Library/2024-06-21-14-32-56.gh-issue-120811.eBmVTV.rst b/Misc/NEWS.d/next/Library/2024-06-21-14-32-56.gh-issue-120811.eBmVTV.rst
new file mode 100644
index 000000000000..62cd7b562047
--- /dev/null
+++ b/Misc/NEWS.d/next/Library/2024-06-21-14-32-56.gh-issue-120811.eBmVTV.rst
@@ -0,0 +1 @@
+Fix possible memory leak in :meth:`contextvars.Context.run`.
diff --git a/Python/context.c b/Python/context.c
index 42000b130388..a3830be17908 100644
--- a/Python/context.c
+++ b/Python/context.c
@@ -661,6 +661,7 @@ context_run(PyContext *self, PyObject *const *args,
         ts, args[0], args + 1, nargs - 1, kwnames);
 
     if (_PyContext_Exit(ts, (PyObject *)self)) {
+        Py_XDECREF(call_result);
         return NULL;
     }