Libguestfs - Feb 2023 - [PATCH] python: Avoid leaking py_array along error paths

Tested by reverting bbf396fc5562b4f so that the error path is used,
and re-running the reproducer supplied by Google.

Rich.

See-also:
https://listman.redhat.com/archives/libguestfs/2023-February/030730.html
Fixes: commit 6ef5837e2d8c5d4d83eff51c0201eb2e08f719de
Thanks: Laszlo Ersek
---
 python/handle.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/python/handle.c b/python/handle.c
index bf639b5789..717eee83ed 100644
--- a/python/handle.c
+++ b/python/handle.c
@@ -136,6 +136,7 @@ guestfs_int_py_event_callback_wrapper (guestfs_h *g,
                         buf, buf_len, py_array);
   if (args == NULL) {
     PyErr_PrintEx (0);
+    Py_DECREF (py_array);
     goto out;
   }
 
-- 
2.39.0