Add missing PyMem_Free.
diff --git a/Modules/posixmodule.c b/Modules/posixmodule.c
index 592f753..bce73a6 100644
--- a/Modules/posixmodule.c
+++ b/Modules/posixmodule.c
@@ -1553,6 +1553,7 @@
 		PyMem_Free(path);
 		return NULL;
 	}
+	PyMem_Free(path);
 	Py_INCREF(Py_None);
 	return Py_None;
 #else /* Py_WIN_WIDE_FILENAMES */