| From | stefano.stabellini@eu ... | Subject | [PATCH 09/12] __setup_vector_irq: handle NULL chip_data | Date | Thu, 3 Jun 2010 14:10:42 +0100 |
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From: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
the VIRQ_TIMER handler and virq handlers in general don't have any chip_data.
Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com> --- arch/x86/kernel/apic/io_apic.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c index c64499c..4d3d391 100644 --- a/arch/x86/kernel/apic/io_apic.c +++ b/arch/x86/kernel/apic/io_apic.c @@ -1269,6 +1269,8 @@ void __setup_vector_irq(int cpu) /* Mark the inuse vectors */ for_each_irq_desc(irq, desc) { cfg = desc->chip_data; + if (!cfg) + continue; /* * If it is a legacy IRQ handled by the legacy PIC, this cpu -- 1.7.0.4
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