GtkIMContextSimple: array bounds was not correctly checked

Fixes #4771

diff --git a/gtk/gtkimcontextsimple.c b/gtk/gtkimcontextsimple.c
index a0dd701d26252858fcc414ff61f88a1fefdabf43..85f307a343dfca6661056c231177e59f2b8c2316 100644 (file)
--- a/gtk/gtkimcontextsimple.c
+++ b/gtk/gtkimcontextsimple.c
@@ -813,7 +813,7 @@ gtk_im_context_simple_filter_keypress (GtkIMContext *context,
   gboolean compose_match;
   guint keyval, state;
 
-  while (priv->compose_buffer[n_compose] != 0 && n_compose < priv->compose_buffer_len)
+  while (n_compose < priv->compose_buffer_len && priv->compose_buffer[n_compose] != 0)
     n_compose++;
 
   keyval = gdk_key_event_get_keyval (event);