[gegl] gimp-operation-point-composer3: pass aux2 format properly

[Øyvind Kolås <ok src gnome org>]

commit 869d69605c78407fc292a25f0080ea7c3e818069
Author: Øyvind Kolås <pippin gimp org>
Date:   Sun Nov 12 18:43:40 2017 +0100

    gimp-operation-point-composer3: pass aux2 format properly

 gegl/operation/gegl-operation-point-composer3.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gegl/operation/gegl-operation-point-composer3.c b/gegl/operation/gegl-operation-point-composer3.c
index 40d1d64..e2faf5b 100644
--- a/gegl/operation/gegl-operation-point-composer3.c
+++ b/gegl/operation/gegl-operation-point-composer3.c
@@ -74,7 +74,7 @@ static void thread_process (gpointer thread_data, gpointer unused)
                                     GEGL_ACCESS_READ, GEGL_ABYSS_NONE);
   if (data->aux2)
     aux2 = gegl_buffer_iterator_add (i, data->aux2, &data->result, data->level,
-                                    data->aux_format,
+                                    data->aux2_format,
                                     GEGL_ACCESS_READ, GEGL_ABYSS_NONE);
 
   while (gegl_buffer_iterator_next (i))