[bijiben] fix string literal

[Olav Vitters <ovitters src gnome org>]

commit acb036c127a607ce5ee1b28e6e5535d5ff5cf578
Author: Olav Vitters <olav vitters nl>
Date:   Thu Nov 22 16:24:33 2012 +0100

    fix string literal

 src/libbiji/biji-tracker.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/libbiji/biji-tracker.c b/src/libbiji/biji-tracker.c
index fe08466..0b7d4e9 100644
--- a/src/libbiji/biji-tracker.c
+++ b/src/libbiji/biji-tracker.c
@@ -60,7 +60,7 @@ biji_finish_update (GObject *source_object,
 
   if (error)
   {
-    g_warning (error->message);
+    g_warning ("%s", error->message);
     g_error_free (error);
   }
 }
@@ -109,7 +109,7 @@ biji_get_all_tags_finish (GObject *source_object,
 
   if (error)
   {
-    g_warning (error->message);
+    g_warning ("%s", error->message);
     g_error_free (error);
   }