[gnome-packagekit] Fix an infinite loop in gpk_update_viewer_are_all_updates_selected()

[Richard Hughes <rhughes src gnome org>]

commit 0bcd5665d0862bdfca0ebdc10f3557b7d38613ea
Author: Richard Hughes <richard hughsie com>
Date:   Wed Feb 24 16:50:52 2010 +0000

    Fix an infinite loop in gpk_update_viewer_are_all_updates_selected()

 src/gpk-update-viewer.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/src/gpk-update-viewer.c b/src/gpk-update-viewer.c
index cb9a6f7..1caaca3 100644
--- a/src/gpk-update-viewer.c
+++ b/src/gpk-update-viewer.c
@@ -407,6 +407,7 @@ gpk_update_viewer_are_all_updates_selected (GtkTreeModel *model)
 					    -1);
 			if (!selected)
 				goto out;
+			child_valid = gtk_tree_model_iter_next (model, &child_iter);
 		}
 
 		valid = gtk_tree_model_iter_next (model, &iter);