From: Miss Islington (bot) <31488909+miss-islington@users.noreply.github.com>
Date: Tue, 6 Jan 2026 16:48:03 +0000 (+0100)
Subject: [3.13] gh-142991: socketmodule: fixed getsockaddrlen() for PF_DIVERT socket (GH-14299... 
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7f936694dbc0dc0dbb07d98fa668776c4e4ca595;p=thirdparty%2FPython%2Fcpython.git

[3.13] gh-142991: socketmodule: fixed getsockaddrlen() for PF_DIVERT socket (GH-142993) (#143482)

gh-142991: socketmodule: fixed getsockaddrlen() for PF_DIVERT socket (GH-142993)
(cherry picked from commit 05406b221dc9d5946c60253392788d60f1f08c8b)

Co-authored-by: Gleb Smirnoff <glebius@FreeBSD.org>
---

diff --git a/Misc/NEWS.d/next/Library/2025-12-20-10-21-23.gh-issue-142991.jYHD9E.rst b/Misc/NEWS.d/next/Library/2025-12-20-10-21-23.gh-issue-142991.jYHD9E.rst
new file mode 100644
index 000000000000..2c76bb4f2bcf
--- /dev/null
+++ b/Misc/NEWS.d/next/Library/2025-12-20-10-21-23.gh-issue-142991.jYHD9E.rst
@@ -0,0 +1,2 @@
+Fixed socket operations such as recvfrom() and sendto() for FreeBSD
+divert(4) socket.
diff --git a/Modules/socketmodule.c b/Modules/socketmodule.c
index edc79c9d3b87..4362d95ae1ff 100644
--- a/Modules/socketmodule.c
+++ b/Modules/socketmodule.c
@@ -2649,6 +2649,12 @@ getsockaddrlen(PySocketSockObject *s, socklen_t *len_ret)
         /* RDS sockets use sockaddr_in: fall-through */
 #endif /* AF_RDS */
 
+#ifdef AF_DIVERT
+    case AF_DIVERT:
+        /* FreeBSD divert(4) sockets use sockaddr_in: fall-through */
+       _Py_FALLTHROUGH;
+#endif /* AF_DIVERT */
+
     case AF_INET:
     {
         *len_ret = sizeof (struct sockaddr_in);