KVM: x86: removing unused variable

removing unused variables, found by coccinelle

Signed-off-by: Saurabh Sengar <saurabh.truth@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 9e9c226cb79da53426688dee5719afdcfb3e0f7e..57b5f79aad083c5a7ad7cf710514304fe05aa337 100644 (file)
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -3438,41 +3438,35 @@ static int kvm_vm_ioctl_set_irqchip(struct kvm *kvm, struct kvm_irqchip *chip)
 
 static int kvm_vm_ioctl_get_pit(struct kvm *kvm, struct kvm_pit_state *ps)
 {
-       int r = 0;
-
        mutex_lock(&kvm->arch.vpit->pit_state.lock);
        memcpy(ps, &kvm->arch.vpit->pit_state, sizeof(struct kvm_pit_state));
        mutex_unlock(&kvm->arch.vpit->pit_state.lock);
-       return r;
+       return 0;
 }
 
 static int kvm_vm_ioctl_set_pit(struct kvm *kvm, struct kvm_pit_state *ps)
 {
-       int r = 0;
-
        mutex_lock(&kvm->arch.vpit->pit_state.lock);
        memcpy(&kvm->arch.vpit->pit_state, ps, sizeof(struct kvm_pit_state));
        kvm_pit_load_count(kvm, 0, ps->channels[0].count, 0);
        mutex_unlock(&kvm->arch.vpit->pit_state.lock);
-       return r;
+       return 0;
 }
 
 static int kvm_vm_ioctl_get_pit2(struct kvm *kvm, struct kvm_pit_state2 *ps)
 {
-       int r = 0;
-
        mutex_lock(&kvm->arch.vpit->pit_state.lock);
        memcpy(ps->channels, &kvm->arch.vpit->pit_state.channels,
                sizeof(ps->channels));
        ps->flags = kvm->arch.vpit->pit_state.flags;
        mutex_unlock(&kvm->arch.vpit->pit_state.lock);
        memset(&ps->reserved, 0, sizeof(ps->reserved));
-       return r;
+       return 0;
 }
 
 static int kvm_vm_ioctl_set_pit2(struct kvm *kvm, struct kvm_pit_state2 *ps)
 {
-       int r = 0, start = 0;
+       int start = 0;
        u32 prev_legacy, cur_legacy;
        mutex_lock(&kvm->arch.vpit->pit_state.lock);
        prev_legacy = kvm->arch.vpit->pit_state.flags & KVM_PIT_FLAGS_HPET_LEGACY;
@@ -3484,7 +3478,7 @@ static int kvm_vm_ioctl_set_pit2(struct kvm *kvm, struct kvm_pit_state2 *ps)
        kvm->arch.vpit->pit_state.flags = ps->flags;
        kvm_pit_load_count(kvm, 0, kvm->arch.vpit->pit_state.channels[0].count, start);
        mutex_unlock(&kvm->arch.vpit->pit_state.lock);
-       return r;
+       return 0;
 }
 
 static int kvm_vm_ioctl_reinject(struct kvm *kvm,