[gegl] fractal-trace: Cleanup after sampling

[Mukund Sivaraman <muks src gnome org>]

commit f7ab656faac482b58ff2883812f3e398fb4d0a59
Author: Mukund Sivaraman <muks banu com>
Date:   Thu Jun 30 22:03:27 2011 +0530

    fractal-trace: Cleanup after sampling

 operations/workshop/fractal-trace.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/operations/workshop/fractal-trace.c b/operations/workshop/fractal-trace.c
index cc5ffa5..c8936d5 100644
--- a/operations/workshop/fractal-trace.c
+++ b/operations/workshop/fractal-trace.c
@@ -256,6 +256,8 @@ process (GeglOperation       *operation,
 
   g_free (dst_buf);
 
+  gegl_buffer_sample_cleanup (output);
+
   return TRUE;
 }