--- linux-2.5-test/mm/policy.c.orig	2004-04-01 13:07:06.000000000 -0800
+++ linux-2.5-test/mm/policy.c	2004-04-01 13:03:31.000000000 -0800
@@ -140,7 +140,7 @@
 	/* When the user specified more nodes than supported just check
 	   if the non supported part is all zero. */
 	if (nmask && nlongs > BITS_TO_LONGS(MAX_NUMNODES)) {
-		for (k = BITS_TO_LONGS(MAX_NUMNODES); k < nlongs; k++) {
+		for (k = nlongs - BITS_TO_LONGS(MAX_NUMNODES); k < nlongs; k++) {
 			unsigned long t;
 			if (get_user(t,  nmask + k))
 				return -EFAULT;