diff options
| author |   Miaohe Lin <linmiaohe@huawei.com> | 2019-12-07 17:25:22 +0800 |
|---|---|---|
| committer |   Paolo Bonzini <pbonzini@redhat.com> | 2020-01-21 13:57:18 +0100 |
| commit | cad23e72b7742578fad2e4ec8856d376ec8db923 (patch) | |
| tree | b8e542850dcc4006c5b6b4461eeb1823dec7fde8 | |
| parent | KVM: LAPIC: micro-optimize fixed mode ipi delivery (diff) | |
| download | linux-dev-cad23e72b7742578fad2e4ec8856d376ec8db923.tar.xz linux-dev-cad23e72b7742578fad2e4ec8856d376ec8db923.zip | |
KVM: x86: check kvm_pit outside kvm_vm_ioctl_reinject()
check kvm_pit outside kvm_vm_ioctl_reinject() to keep codestyle consistent
with other kvm_pit func and prepare for futher cleanups.
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
| -rw-r--r-- | arch/x86/kvm/x86.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 33e165c0351d..e62d2688bfec 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -4703,9 +4703,6 @@ static int kvm_vm_ioctl_reinject(struct kvm *kvm, { struct kvm_pit *pit = kvm->arch.vpit; - if (!pit) - return -ENXIO; - /* pit->pit_state.lock was overloaded to prevent userspace from getting * an inconsistent state after running multiple KVM_REINJECT_CONTROL * ioctls in parallel. Use a separate lock if that ioctl isn't rare. @@ -5072,6 +5069,9 @@ set_identity_unlock: r = -EFAULT; if (copy_from_user(&control, argp, sizeof(control))) goto out; + r = -ENXIO; + if (!kvm->arch.vpit) + goto out; r = kvm_vm_ioctl_reinject(kvm, &control); break; } |