On 07/23/2013 03:39 PM, Ingo Molnar wrote:
* Tang Chen<[email protected]> wrote:
We wanted to check if the acpi id is out of range. It should be:
if (id>= (MAX_LOCAL_APIC)).
Does this have any practical impact, or can it wait until v3.12?
I haven't tested out any impact now, just found it when reading the code.
We can wait until v3.12.
Signed-off-by: Tang Chen<[email protected]>
---
arch/x86/kernel/acpi/boot.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c
index d81a972..2a15ae7 100644
--- a/arch/x86/kernel/acpi/boot.c
+++ b/arch/x86/kernel/acpi/boot.c
@@ -199,7 +199,7 @@ static void __cpuinit acpi_register_lapic(int id, u8
enabled)
{
unsigned int ver = 0;
- if (id>= (MAX_LOCAL_APIC-1)) {
+ if (id>= (MAX_LOCAL_APIC)) {
The parentheses are now superfluous.
Oh, yes. I'll send a new version without the parentheses.
Thanks.
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