From b993e7349b954555715c2adad690711465bbd60c Mon Sep 17 00:00:00 2001 From: Vegard Nossum Date: Fri, 6 Jun 2008 16:33:25 +0200 Subject: [PATCH] x86: don't return invalid pointers from node_to_cpumask() Signed-off-by: Vegard Nossum --- arch/x86/kernel/setup.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index 8ecf7b4..8411c55 100644 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c @@ -385,6 +385,7 @@ cpumask_t *_node_to_cpumask_ptr(int node) dump_stack(); return &cpu_online_map; } + BUG_ON(node >= nr_node_ids); return &node_to_cpumask_map[node]; } EXPORT_SYMBOL(_node_to_cpumask_ptr); @@ -400,6 +401,7 @@ cpumask_t node_to_cpumask(int node) dump_stack(); return cpu_online_map; } + BUG_ON(node >= nr_node_ids); return node_to_cpumask_map[node]; } EXPORT_SYMBOL(node_to_cpumask); -- 1.5.4.1