From: Jan Kiszka <jan.kiszka@xxxxxxxxxxx>
Any arch not supporting device assigment will also not build
assigned-dev.c. So testing for KVM_CAP_DEVICE_DEASSIGNMENT is pointless.
KVM_CAP_ASSIGN_DEV_IRQ is unconditinally set. Moreover, add a default
case for dispatching the ioctl.
Signed-off-by: Jan Kiszka <jan.kiszka@xxxxxxxxxxx>
---
virt/kvm/assigned-dev.c | 9 ++++-----
1 files changed, 4 insertions(+), 5 deletions(-)
diff --git a/virt/kvm/assigned-dev.c b/virt/kvm/assigned-dev.c
index d389207..ae72ae6 100644
--- a/virt/kvm/assigned-dev.c
+++ b/virt/kvm/assigned-dev.c
@@ -674,7 +674,7 @@ long kvm_vm_ioctl_assigned_device(struct kvm *kvm, unsigned ioctl,
unsigned long arg)
{
void __user *argp = (void __user *)arg;
- int r = -ENOTTY;
+ int r;
switch (ioctl) {
case KVM_ASSIGN_PCI_DEVICE: {
@@ -692,7 +692,6 @@ long kvm_vm_ioctl_assigned_device(struct kvm *kvm, unsigned ioctl,
r = -EOPNOTSUPP;
break;
}
-#ifdef KVM_CAP_ASSIGN_DEV_IRQ
case KVM_ASSIGN_DEV_IRQ: {
struct kvm_assigned_irq assigned_irq;
@@ -715,8 +714,6 @@ long kvm_vm_ioctl_assigned_device(struct kvm *kvm, unsigned ioctl,
goto out;
break;
}
-#endif
-#ifdef KVM_CAP_DEVICE_DEASSIGNMENT
case KVM_DEASSIGN_PCI_DEVICE: {
struct kvm_assigned_pci_dev assigned_dev;
@@ -728,7 +725,6 @@ long kvm_vm_ioctl_assigned_device(struct kvm *kvm, unsigned ioctl,
goto out;
break;
}
-#endif
#ifdef KVM_CAP_IRQ_ROUTING
case KVM_SET_GSI_ROUTING: {
struct kvm_irq_routing routing;
@@ -781,6 +777,9 @@ long kvm_vm_ioctl_assigned_device(struct kvm *kvm, unsigned ioctl,
break;
}
#endif
+ default:
+ r = -ENOTTY;
+ break;
}
out:
return r;
--
1.7.1
--
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