arm/arm64: KVM: Fix ioctl error handling

[karo-tx-linux.git] / arch / arm64 / kvm / guest.c

diff --git a/arch/arm64/kvm/guest.c b/arch/arm64/kvm/guest.c
index d250160d32bc68ae636c804b9cdfe2499bdddcb9..3039f080e2d5820ed4446aac0871dee42ffa5ad2 100644 (file)
--- a/arch/arm64/kvm/guest.c
+++ b/arch/arm64/kvm/guest.c
@@ -186,7 +186,7 @@ static int get_timer_reg(struct kvm_vcpu *vcpu, const struct kvm_one_reg *reg)
        u64 val;
 
        val = kvm_arm_timer_get_reg(vcpu, reg->id);
-       return copy_to_user(uaddr, &val, KVM_REG_SIZE(reg->id));
+       return copy_to_user(uaddr, &val, KVM_REG_SIZE(reg->id)) ? -EFAULT : 0;
 }
 
 /**