[gnome-commander/gcmd-1-4] Make code compile with gcc6 -Werror=format-security

[Uwe Scholz <uwescholz src gnome org>]

commit b8b8e3fde08513d07ac552181b98db4e7ab1b957
Author: Mamoru TASAKA <mtasaka fedoraproject org>
Date:   Fri Feb 5 02:06:43 2016 +0900

    Make code compile with gcc6 -Werror=format-security
    
    Signed-off-by: Uwe Scholz <uwescholz src gnome org>

 src/gnome-cmd-xml-config.cc |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/gnome-cmd-xml-config.cc b/src/gnome-cmd-xml-config.cc
index 6a38c57..ef2ebb5 100644
--- a/src/gnome-cmd-xml-config.cc
+++ b/src/gnome-cmd-xml-config.cc
@@ -849,7 +849,7 @@ gboolean gnome_cmd_xml_config_parse (const gchar *xml, gsize xml_len, GnomeCmdDa
     if (!g_markup_parse_context_parse (context, xml, xml_len, &error) ||
         !g_markup_parse_context_end_parse (context, &error))
     {
-        g_warning (error->message);
+        g_warning ("%s", error->message);
         g_error_free (error);
     }
 
@@ -870,7 +870,7 @@ gboolean gnome_cmd_xml_config_load (const gchar *path, GnomeCmdData &cfg)
 
     if (!g_file_get_contents (path, &xml, &xml_len, &error))
     {
-        g_warning (error->message);
+        g_warning ("%s", error->message);
         g_error_free (error);
 
         return FALSE;