[gtk+/wip/csoriano/gtkpathbar_rework] gtkpathbar: avoid unrefing wrong memory

[Carlos Soriano Sánchez <csoriano src gnome org>]

commit b464f3fce98a62f5ccf50119aeaf77de38a3a95f
Author: Carlos Soriano <csoriano gnome org>
Date:   Wed Mar 4 17:25:11 2015 +0100

    gtkpathbar: avoid unrefing wrong memory

 gtk/gtkpathbar.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtkpathbar.c b/gtk/gtkpathbar.c
index 97d2f5a..79a4f52 100644
--- a/gtk/gtkpathbar.c
+++ b/gtk/gtkpathbar.c
@@ -1707,6 +1707,7 @@ gtk_path_bar_get_info_callback (GObject      *source,
    * Now, go on to fetch the info for this directory's parent.
    */
   file_info->file = file_info->parent_file;
+  file_info->parent_file= NULL;
   file_info->first_directory = FALSE;
 
   if (!file_info->file || button_data->is_root)