[nautilus] places-sidebar: make sure to return if we click inside empty space

[Cosimo Cecchi <cosimoc src gnome org>]

commit 8e8f0ed6edd3c5d4f9cca0e07a5624a3d5e2ec29
Author: Cosimo Cecchi <cosimoc gnome org>
Date:   Thu Apr 28 14:05:07 2011 -0400

    places-sidebar: make sure to return if we click inside empty space
    
    https://bugzilla.gnome.org/show_bug.cgi?id=648872

 src/nautilus-places-sidebar.c |    9 +++++++--
 1 files changed, 7 insertions(+), 2 deletions(-)
---
diff --git a/src/nautilus-places-sidebar.c b/src/nautilus-places-sidebar.c
index 16982bd..073ed36 100644
--- a/src/nautilus-places-sidebar.c
+++ b/src/nautilus-places-sidebar.c
@@ -2685,6 +2685,7 @@ bookmarks_button_release_event_cb (GtkWidget *widget,
 	GtkTreeIter iter;
 	GtkTreeModel *model;
 	GtkTreeView *tree_view;
+	gboolean res;
 
 	path = NULL;
 
@@ -2708,8 +2709,12 @@ bookmarks_button_release_event_cb (GtkWidget *widget,
 			return FALSE;
 		}
 
-		gtk_tree_view_get_path_at_pos (tree_view, (int) event->x, (int) event->y,
-					       &path, NULL, NULL, NULL);
+		res = gtk_tree_view_get_path_at_pos (tree_view, (int) event->x, (int) event->y,
+						     &path, NULL, NULL, NULL);
+
+		if (!res) {
+			return FALSE;
+		}
 
 		gtk_tree_model_get_iter (model, &iter, path);