[gnome-software] trivial: Fix a critical warning introduced in the last few patches

[Richard Hughes <rhughes src gnome org>]

commit d9a820eab36ec906b6fca880e81d20252d15a354
Author: Richard Hughes <richard hughsie com>
Date:   Fri Apr 11 14:15:42 2014 +0100

    trivial: Fix a critical warning introduced in the last few patches

 src/gs-offline-updates.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/gs-offline-updates.c b/src/gs-offline-updates.c
index df04bc2..91adfdd 100644
--- a/src/gs-offline-updates.c
+++ b/src/gs-offline-updates.c
@@ -124,10 +124,10 @@ gs_offline_updates_get_time_completed (guint64 *time_completed)
        if (info != NULL) {
                *time_completed = g_file_info_get_attribute_uint64 (info, G_FILE_ATTRIBUTE_TIME_MODIFIED);
                result = TRUE;
+               g_object_unref (info);
        }
 
        g_object_unref (file);
-       g_object_unref (info);
 
        return result;
 }