[gegl] Plug a leak of GeglRectangle

[Mukund Sivaraman <muks src gnome org>]

commit cc68eeaaebf89e46d90c3cfebaaae550d290db42
Author: Mukund Sivaraman <muks banu com>
Date:   Fri Jun 25 03:17:26 2010 +0530

    Plug a leak of GeglRectangle

 gegl/process/gegl-processor.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/gegl/process/gegl-processor.c b/gegl/process/gegl-processor.c
index aa6da3b..2358fd0 100644
--- a/gegl/process/gegl-processor.c
+++ b/gegl/process/gegl-processor.c
@@ -491,6 +491,7 @@ render_rectangle (GeglProcessor *processor)
               /* release the buffer */
               g_free (buf);
             }
+          g_slice_free (GeglRectangle, dr);
         }
       else
         {