[gegl] Fix bug in gegl_buffer_linear_open

[Øyvind Kolås <ok src gnome org>]

commit de1557cc7a4cdb48c52f5c83c4b8afa1a135751b
Author: �yvind Kolås <pippin gimp org>
Date:   Thu Nov 12 04:58:04 2009 +0000

    Fix bug in gegl_buffer_linear_open
    
    Was always using the extent of the buffer and not passed in extent when
    doing pixel format conversion.

 gegl/buffer/gegl-buffer-linear.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gegl/buffer/gegl-buffer-linear.c b/gegl/buffer/gegl-buffer-linear.c
index b908185..d50453e 100644
--- a/gegl/buffer/gegl-buffer-linear.c
+++ b/gegl/buffer/gegl-buffer-linear.c
@@ -192,7 +192,7 @@ gegl_buffer_linear_open (GeglBuffer          *buffer,
     linear_buffers = g_list_append (linear_buffers, info);
     g_object_set_data (G_OBJECT (buffer), "linear-buffers", linear_buffers);
 
-    info->extent = buffer->extent;
+    info->extent = *extent;
     info->format = format;
 
     rs = info->extent.width * babl_format_get_bytes_per_pixel (format);