[nautilus] window: make sure not to unref NULL GFiles

[Cosimo Cecchi <cosimoc src gnome org>]

commit ee73c255d75165607c7f04defd5e8edfa3524914
Author: Cosimo Cecchi <cosimoc gnome org>
Date:   Thu Sep 8 14:53:45 2011 -0400

    window: make sure not to unref NULL GFiles
    
    The GFile pointed by parent here can be NULL after the cycle, so fold
    the unref in the != NULL block.

 src/nautilus-window-manage-views.c |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)
---
diff --git a/src/nautilus-window-manage-views.c b/src/nautilus-window-manage-views.c
index 247f66a..66d47cf 100644
--- a/src/nautilus-window-manage-views.c
+++ b/src/nautilus-window-manage-views.c
@@ -712,11 +712,13 @@ begin_location_change (NautilusWindowSlot *slot,
 			from_folder = parent;
 			parent = g_file_get_parent (from_folder);
 		}
+
 		if (parent != NULL) {
 			new_selection = g_list_prepend (NULL, nautilus_file_get (from_folder));
+			g_object_unref (parent);
 		}
+
 		g_object_unref (from_folder);
-		g_object_unref (parent);
 	}
 
 	end_location_change (slot);