===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/mg/basic.c,v
retrieving revision 1.31
retrieving revision 1.32
diff -u -r1.31 -r1.32
--- src/usr.bin/mg/basic.c	2012/05/25 15:14:38	1.31
+++ src/usr.bin/mg/basic.c	2012/05/30 06:13:32	1.32
@@ -1,4 +1,4 @@
-/*	$OpenBSD: basic.c,v 1.31 2012/05/25 15:14:38 lum Exp $	*/
+/*	$OpenBSD: basic.c,v 1.32 2012/05/30 06:13:32 lum Exp $	*/
 
 /* This file is in the public domain */
 
@@ -276,7 +276,7 @@
 	curwp->w_rflag |= WFFULL;
 
 	/* if in current window, don't move dot */
-	for (n = curwp->w_ntrows; n--; lp = lforw(lp))
+	for (n = curwp->w_ntrows; n-- && lp != curbp->b_headp; lp = lforw(lp))
 		if (lp == curwp->w_dotp)
 			return (TRUE);