--- linux-2.5.70-vanilla/arch/i386/kernel/smpboot.c	Mon Mar 24 14:00:35 2003
+++ linux-2.5.70-vanilla/arch/i386/kernel/smpboot.c.fixed	Wed Apr  2 18:23:06 2003
@@ -520,7 +520,7 @@
 	printk("Unmapping cpu %d from all nodes\n", cpu);
 	for (node = 0; node < MAX_NR_NODES; node ++)
 		node_2_cpu_mask[node] &= ~(1 << cpu);
-	cpu_2_node[cpu] = -1;
+	cpu_2_node[cpu] = 0;
 }
 #else /* !CONFIG_NUMA */