[glib-networking] gnutls: fix g_tls_file_database_new() with a NULL GError to not crash

[Dan Winship <danw src gnome org>]

commit 67e5280de3fbaa758dd6c5ed2bb46c65c72b008b
Author: Dan Winship <danw gnome org>
Date:   Thu Oct 20 17:10:55 2011 -0400

    gnutls: fix g_tls_file_database_new() with a NULL GError to not crash

 tls/gnutls/gtlsfiledatabase-gnutls.c |   12 +++++++-----
 1 files changed, 7 insertions(+), 5 deletions(-)
---
diff --git a/tls/gnutls/gtlsfiledatabase-gnutls.c b/tls/gnutls/gtlsfiledatabase-gnutls.c
index 6aede31..6dbfcc9 100644
--- a/tls/gnutls/gtlsfiledatabase-gnutls.c
+++ b/tls/gnutls/gtlsfiledatabase-gnutls.c
@@ -220,12 +220,14 @@ load_anchor_file (const gchar *filename,
   GByteArray *subject;
   GByteArray *issuer;
   gint gerr;
+  GError *my_error = NULL;
 
-  g_assert (error);
-
-  list = g_tls_certificate_list_new_from_file (filename, error);
-  if (*error)
-    return FALSE;
+  list = g_tls_certificate_list_new_from_file (filename, &my_error);
+  if (my_error)
+    {
+      g_propagate_error (error, my_error);
+      return FALSE;
+    }
 
   for (l = list; l; l = l->next)
     {