KVM: Return -ENOTTY on unrecognized ioctls

Not the incorrect -EINVAL.

Signed-off-by: Avi Kivity <avi@redhat.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
index 07ced89740d7..00e2ce8e91f5 100644
--- a/arch/s390/kvm/kvm-s390.c
+++ b/arch/s390/kvm/kvm-s390.c
@@ -150,7 +150,7 @@ long kvm_arch_vm_ioctl(struct file *filp,
                 break;
         }
         default:
-                r = -EINVAL;
+                r = -ENOTTY;
         }
 
         return r;