[glib: 1/3] tests/unix-streams: Free the cancelled error on cancelled cancellable

[Philip Withnall <pwithnall src gnome org>]

commit d40ef833e3c2c9a263ba9d8746fdef7ed820a8db
Author: Marco Trevisan (Treviño) <mail 3v1n0 net>
Date:   Tue Sep 13 16:29:20 2022 +0200

    tests/unix-streams: Free the cancelled error on cancelled cancellable
    
    Helps with: https://gitlab.gnome.org/GNOME/glib/-/issues/333

 gio/tests/unix-streams.c | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/gio/tests/unix-streams.c b/gio/tests/unix-streams.c
index 407a67dbde..16cec26a26 100644
--- a/gio/tests/unix-streams.c
+++ b/gio/tests/unix-streams.c
@@ -147,6 +147,7 @@ main_thread_skipped (GObject *source, GAsyncResult *res, gpointer user_data)
   if (g_cancellable_is_cancelled (main_cancel))
     {
       do_main_cancel (out);
+      g_clear_error (&err);
       return;
     }