[gimp] libgimp: gimp_pdb_run_procedure_array() was leaking proc_run.params

[Michael Natterer <mitch src gnome org>]

commit 7d3427e91d0c0a30459157da210a49ff3eeae837
Author: Michael Natterer <mitch gimp org>
Date:   Thu Sep 5 12:10:53 2019 +0200

    libgimp: gimp_pdb_run_procedure_array() was leaking proc_run.params

 libgimp/gimppdb.c | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/libgimp/gimppdb.c b/libgimp/gimppdb.c
index 5c1c0b48df..8b03f67fa0 100644
--- a/libgimp/gimppdb.c
+++ b/libgimp/gimppdb.c
@@ -302,6 +302,8 @@ gimp_pdb_run_procedure_array (GimpPDB              *pdb,
                            &proc_run, pdb->priv->plug_in))
     gimp_quit ();
 
+  g_free (proc_run.params);
+
   _gimp_plug_in_read_expect_msg (pdb->priv->plug_in, &msg, GP_PROC_RETURN);
 
   proc_return = msg.data;