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Commit 600f1ec3 authored by Wei Yongjun's avatar Wei Yongjun Committed by Avi Kivity
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KVM: ia64: fix the error of ioctl KVM_IRQ_LINE if no irq chip 



If no irq chip in kernel, ioctl KVM_IRQ_LINE will return -EFAULT.
But I see in other place such as KVM_[GET|SET]IRQCHIP, -ENXIO is
return. So this patch used -ENXIO instead of -EFAULT.

Signed-off-by: default avatarWei Yongjun <yjwei@cn.fujitsu.com>
Signed-off-by: default avatarMarcelo Tosatti <mtosatti@redhat.com>
parent 160d2f6c

arch/ia64/kvm/kvm-ia64.c

+2 −0
Original line number Diff line number Diff line
@@ -979,11 +979,13 @@ long kvm_arch_vm_ioctl(struct file *filp, 
		r = -EFAULT;

		if (copy_from_user(&irq_event, argp, sizeof irq_event))

			goto out;

		r = -ENXIO;

		if (irqchip_in_kernel(kvm)) {

			__s32 status;

			status = kvm_set_irq(kvm, KVM_USERSPACE_IRQ_SOURCE_ID,

				    irq_event.irq, irq_event.level);

			if (ioctl == KVM_IRQ_LINE_STATUS) {

				r = -EFAULT;

				irq_event.status = status;

				if (copy_to_user(argp, &irq_event,

							sizeof irq_event))