From: Yongtao Huang <yongtaoh2022@gmail.com>
Date: Mon, 22 Dec 2025 10:16:50 +0000 (+0800)
Subject: Remove unreachable code in mmapmodule error path on Windows (GH-143063)
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=39608781437e3ab9b3be88bfdb99ac0e4ac78576;p=thirdparty%2FPython%2Fcpython.git

Remove unreachable code in mmapmodule error path on Windows (GH-143063)

mmapmodule: remove unreachable code in Windows error path

Remove an unreachable `return NULL` after `PyErr_SetFromWindowsErr()` in
the Windows mmap resize error path.

Signed-off-by: Yongtao Huang <yongtaoh2022@gmail.com>
---

diff --git a/Modules/mmapmodule.c b/Modules/mmapmodule.c
index ea20fb29c902..0928ea6a8b70 100644
--- a/Modules/mmapmodule.c
+++ b/Modules/mmapmodule.c
@@ -963,7 +963,6 @@ mmap_mmap_resize_impl(mmap_object *self, Py_ssize_t new_size)
 
         if (error) {
             return PyErr_SetFromWindowsErr(error);
-            return NULL;
         }
         /* It's possible for a resize to fail, typically because another mapping
         is still held against the same underlying file. Even if nothing has