[ostree] repo: Fix file descriptor leak from previous commit

[Colin Walters <walters src gnome org>]

commit 75225166daf37b6f7acd6a333a14c33f4dd69fc4
Author: Colin Walters <walters verbum org>
Date:   Sun Sep 8 10:41:18 2013 -0400

    repo: Fix file descriptor leak from previous commit
    
    I keep forgetting mmap doesn't take ownership of the fd.

 src/libostree/ostree-repo.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/src/libostree/ostree-repo.c b/src/libostree/ostree-repo.c
index bb52798..1a7dbce 100644
--- a/src/libostree/ostree-repo.c
+++ b/src/libostree/ostree-repo.c
@@ -827,7 +827,8 @@ load_metadata_internal (OstreeRepo       *self,
           mfile = g_mapped_file_new_from_fd (fd, FALSE, error);
           if (!mfile)
             goto out;
-          fd = -1; /* Transfer ownership */
+          (void) close (fd); /* Ignore errors, we have it mapped */
+          fd = -1;
           ret_variant = g_variant_new_from_data (ostree_metadata_variant_type (objtype),
                                                  g_mapped_file_get_contents (mfile),
                                                  g_mapped_file_get_length (mfile),