[gimp] plug-ins: Don't initialize va_list to NULL, it's not portable

[Martin Nordholts <martinn src gnome org>]

commit 0f275bfdc9702aaea5a649f795220f550861b1b0
Author: Martin Nordholts <martinn src gnome org>
Date:   Wed Feb 17 19:09:58 2010 +0100

    plug-ins: Don't initialize va_list to NULL, it's not portable

 plug-ins/common/file-gif-save.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/plug-ins/common/file-gif-save.c b/plug-ins/common/file-gif-save.c
index dc0f903..779ad89 100644
--- a/plug-ins/common/file-gif-save.c
+++ b/plug-ins/common/file-gif-save.c
@@ -1063,7 +1063,7 @@ file_gif_combo_box_int_init (GtkBuilder  *builder,
   const gchar  *label  = NULL;
   gint          value  = 0;
   GtkTreeIter   iter   = { 0, };
-  va_list       values = NULL;
+  va_list       values;
 
   combo = GTK_WIDGET (gtk_builder_get_object (builder, name));
   store = GTK_LIST_STORE (gtk_combo_box_get_model (GTK_COMBO_BOX (combo)));