KVM: x86: remove bogus #GP injection

There is no need to inject a #GP from kvm_mtrr_set_msr, kvm_emulate_wrmsr will
handle it.

Reviewed-by: Tom Lendacky <thomas.lendacky@amd.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

diff --git a/arch/x86/kvm/mtrr.c b/arch/x86/kvm/mtrr.c
index 7f0059aa30e164232b088ced1a33068445656093..f472fdb6ae7e021e189733aad59e62fe2c4eb7c9 100644 (file)
--- a/arch/x86/kvm/mtrr.c
+++ b/arch/x86/kvm/mtrr.c
@@ -84,12 +84,8 @@ bool kvm_mtrr_valid(struct kvm_vcpu *vcpu, u32 msr, u64 data)
        } else
                /* MTRR mask */
                mask |= 0x7ff;
-       if (data & mask) {
-               kvm_inject_gp(vcpu, 0);
-               return false;
-       }
 
-       return true;
+       return (data & mask) == 0;
 }
 EXPORT_SYMBOL_GPL(kvm_mtrr_valid);