[babl] babl: don't crash processing same format models

[Massimo Valentini <mvalentini src gnome org>]

commit 68c0d134da9ba68b757a1a526b389b40f27d42ed
Author: Massimo Valentini <mvalentini src gnome org>
Date:   Wed Dec 5 18:52:16 2012 +0100

    babl: don't crash processing same format models
    
    with different component number

 babl/babl-fish-reference.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/babl/babl-fish-reference.c b/babl/babl-fish-reference.c
index 56eeb16..05bdc87 100644
--- a/babl/babl-fish-reference.c
+++ b/babl/babl-fish-reference.c
@@ -291,7 +291,7 @@ process_same_model (const Babl      *babl,
     }
 
   double_buf = babl_malloc (sizeof (double) * n *
-                            BABL (babl->fish.source)->format.components);
+                            BABL (babl->fish.source)->format.model->components);
 
   if (
       (BABL (babl->fish.source)->format.components ==