[gthumb] check if the pixbuf is NULL before using it

[Paolo Bacchilega <paobac src gnome org>]

commit 861625a4ecfd952f544594fa15310bc06efdb1c4
Author: Paolo Bacchilega <paobac src gnome org>
Date:   Mon Sep 13 16:01:36 2010 +0200

    check if the pixbuf is NULL before using it

 extensions/slideshow/gth-slideshow.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/extensions/slideshow/gth-slideshow.c b/extensions/slideshow/gth-slideshow.c
index ba17c4b..1488cea 100644
--- a/extensions/slideshow/gth-slideshow.c
+++ b/extensions/slideshow/gth-slideshow.c
@@ -657,7 +657,7 @@ default_projector_pause_painter (GthImageViewer *image_viewer,
 	double        dest_x;
 	double        dest_y;
 
-	if (! self->priv->paused)
+	if (! self->priv->paused || (self->priv->pause_pixbuf == NULL))
 		return;
 
 	screen = gtk_widget_get_screen (GTK_WIDGET (image_viewer));