(update_frame_tool_bar): Initialize variable.

diff --git a/src/gtkutil.c b/src/gtkutil.c
index a28156ca4e9aabfbcbdbf68b3cef049b42b17afc..ce8308a4eeb4a9be159d493657a378fe5891fb1c 100644 (file)
--- a/src/gtkutil.c
+++ b/src/gtkutil.c
@@ -3862,7 +3862,7 @@ update_frame_tool_bar (f)
       int icon_size = 0;
       struct image *img = NULL;
       Lisp_Object image;
-      Lisp_Object stock;
+      Lisp_Object stock = Qnil;
       GtkStockItem stock_item;
       char *stock_name = NULL;
       char *icon_name = NULL;