gh-129813, PEP 782: Fix refleak in sock_recvfrom() (GH-139151)

vstinner · web-flow · commit 47485c03843e · 2025-09-19T09:30:11.000Z
diff --git a/Modules/socketmodule.c b/Modules/socketmodule.c
@@ -4191,6 +4191,7 @@ sock_recvfrom(PyObject *self, PyObject *args)
     }
 
     ret = PyTuple_Pack(2, buf, addr);
+    Py_DECREF(buf);
 
 finally:
     Py_XDECREF(addr);

Original file line number	Diff line number	Diff line change
`@@ -4191,6 +4191,7 @@ sock_recvfrom(PyObject self, PyObject args)`
`4191`	`4191`	`}`
`4192`	`4192`
`4193`	`4193`	`ret = PyTuple_Pack(2, buf, addr);`
	`4194`	`+ Py_DECREF(buf);`
`4194`	`4195`
`4195`	`4196`	`finally:`
`4196`	`4197`	`Py_XDECREF(addr);`