[libgsystem] fileutil: Close fd if passed NULL for output stream

[Colin Walters <walters src gnome org>]

commit 020fa7de344d9f10136ae1a3cb9bf6baa868218d
Author: Colin Walters <walters verbum org>
Date:   Sat Sep 28 18:32:22 2013 -0400

    fileutil: Close fd if passed NULL for output stream
    
    So we don't leak it.

 gsystem-file-utils.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/gsystem-file-utils.c b/gsystem-file-utils.c
index 7894aee..aef76e9 100644
--- a/gsystem-file-utils.c
+++ b/gsystem-file-utils.c
@@ -508,6 +508,8 @@ gs_file_open_in_tmpdir_at (int                tmpdir_fd,
   gs_transfer_out_value (out_name, &tmp_name);
   if (out_stream)
     *out_stream = g_unix_output_stream_new (fd, TRUE);
+  else
+    (void) close (fd);
  out:
   g_free (tmp_name);
   return ret;