From 03db1f74a7d823e3de3767f36b1e08829f6fb3a1 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 Signed-off-by: Ingo Molnar --- arch/x86/kernel/setup.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index dd12c1c..df49ce8 100644 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c @@ -350,6 +350,7 @@ 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); @@ -365,6 +366,7 @@ 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); -- 2.7.4