diff --git a/src/ChangeLog b/src/ChangeLog
index 3717924ff68..7c043f6d087 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,7 @@
+2011-08-03  Paul Eggert  <eggert@cs.ucla.edu>
+
+	* xdisp.c (compute_display_string_pos): Remove unused local.
+
 2011-08-02  Eli Zaretskii  <eliz@gnu.org>
 
 	Fix slow cursor motion and scrolling in large buffers with
diff --git a/src/xdisp.c b/src/xdisp.c
index fa4b3c4f9ab..d1598e5ed40 100644
--- a/src/xdisp.c
+++ b/src/xdisp.c
@@ -3163,7 +3163,6 @@ compute_display_string_pos (struct text_pos *position,
   EMACS_INT lim =
     (charpos < eob - MAX_DISP_SCAN) ? charpos + MAX_DISP_SCAN : eob;
   struct text_pos tpos;
-  struct buffer *b;
 
   *disp_prop_p = 1;