[nautilus] file operations: fix double unref and show invalid filename error dialog

[Cosimo Cecchi <cosimoc src gnome org>]

commit e296a869fb0889deee545baf18d327314307c8af
Author: Nelson Benitez Leon <nbenitezl gmail com>
Date:   Fri Aug 16 17:05:18 2013 +0200

    file operations: fix double unref and show invalid filename error dialog
    
    Remove a superflous g_object_unref() call plus show error dialog when
    creating a new file with an invalid file name for the destination
    file system.
    
    Fixes bug 706131
    
    https://bugzilla.gnome.org/show_bug.cgi?id=706131

 libnautilus-private/nautilus-file-operations.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/libnautilus-private/nautilus-file-operations.c b/libnautilus-private/nautilus-file-operations.c
index fccccf6..05601a8 100644
--- a/libnautilus-private/nautilus-file-operations.c
+++ b/libnautilus-private/nautilus-file-operations.c
@@ -6107,8 +6107,6 @@ create_job (GIOSchedulerJob *io_job,
                        g_assert (dest_fs_type == NULL);
                        dest_fs_type = query_fs_type (job->dest_dir, common->cancellable);
 
-                       g_object_unref (dest);
-
                        if (count == 1) {
                                new_filename = g_strdup (filename);
                        } else {
@@ -6146,7 +6144,9 @@ create_job (GIOSchedulerJob *io_job,
                                goto retry;
                        }
                        g_free (new_filename);
-               } else if (IS_IO_ERROR (error, EXISTS)) {
+               }
+
+               if (IS_IO_ERROR (error, EXISTS)) {
                        g_object_unref (dest);
                        dest = NULL;
                        filename_base = eel_filename_strip_extension (filename);