[bijiben] on_item_activated: check there is a path before going to far

[Pierre-Yves Luyten <pyluyten src gnome org>]

commit 37b4112880f81b8f49ac82c0cd5a59b4d97cdff7
Author: Pierre-Yves Luyten <py luyten fr>
Date:   Fri Oct 4 00:38:18 2013 +0200

    on_item_activated: check there is a path before going to far
    
    If we have no path and look into ghashtable, g_str_hash will sigsev.
    See 709197. The item has a path when added, but loses it for some reason.

 src/bjb-main-view.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/src/bjb-main-view.c b/src/bjb-main-view.c
index 514e026..225fb8d 100644
--- a/src/bjb-main-view.c
+++ b/src/bjb-main-view.c
@@ -344,6 +344,8 @@ on_item_activated (GdMainView        * gd,
   gtk_tree_model_get_iter (model, &iter, (GtkTreePath*) path);
   gtk_tree_model_get (model, &iter, GD_MAIN_COLUMN_URI, &item_path,-1);
 
+  g_return_if_fail (item_path != NULL); // #709197
+
   /* Switch to that item */
   book = bjb_window_base_get_book (view->priv->window); 
   to_open = biji_note_book_get_item_at_path (book, item_path);