[libgsf] gsf: plug leak.

[Morten Welinder <mortenw src gnome org>]

commit 66caf5d9a05be922371aee9cf000797a6bb396a8
Author: Morten Welinder <terra gnome org>
Date:   Sat Nov 22 19:20:15 2014 -0500

    gsf: plug leak.

 ChangeLog   |    2 ++
 tools/gsf.c |   14 +++++++++++---
 2 files changed, 13 insertions(+), 3 deletions(-)
---
diff --git a/ChangeLog b/ChangeLog
index 306fe15..6c49596 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,7 @@
 2014-11-22  Morten Welinder  <terra gnome org>
 
+       * tools/gsf.c (open_archive): Plug leak.
+
        * gsf/gsf-infile-stdio.c (GsfInfileStdio): Use a GPtrArray instead
        of a list for performance with large directories.
 
diff --git a/tools/gsf.c b/tools/gsf.c
index 6d3e68a..f8e58d5 100644
--- a/tools/gsf.c
+++ b/tools/gsf.c
@@ -51,22 +51,30 @@ open_archive (char const *filename)
        }
 
        infile = gsf_infile_zip_new (src, NULL);
-       if (infile)
+       if (infile) {
+               g_object_unref (src);
                return infile;
+       }
 
        infile = gsf_infile_msole_new (src, NULL);
-       if (infile)
+       if (infile) {
+               g_object_unref (src);
                return infile;
+       }
 
        infile = gsf_infile_tar_new (src, NULL);
-       if (infile)
+       if (infile) {
+               g_object_unref (src);
                return infile;
+       }
 
        display_name = g_filename_display_name (filename);
        g_printerr (_("%s: Failed to recognize %s as an archive\n"),
                    g_get_prgname (),
                    display_name);
        g_free (display_name);
+
+       g_object_unref (src);
        return NULL;
 }