KVM: x86: Fix bit shifting in update_intel_pt_cfg

[linux.git] / arch / x86 / kvm / vmx / vmx.c

diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c
index 4d39f731bc33298831cf7b093de8acca9f7b964b..e344dc8626d09d24d794677c60ebbf0c9db3db91 100644 (file)
--- a/arch/x86/kvm/vmx/vmx.c
+++ b/arch/x86/kvm/vmx/vmx.c
@@ -7044,7 +7044,7 @@ static void update_intel_pt_cfg(struct kvm_vcpu *vcpu)
 
        /* unmask address range configure area */
        for (i = 0; i < vmx->pt_desc.addr_range; i++)
-               vmx->pt_desc.ctl_bitmask &= ~(0xf << (32 + i * 4));
+               vmx->pt_desc.ctl_bitmask &= ~(0xfULL << (32 + i * 4));
 }
 
 static void vmx_cpuid_update(struct kvm_vcpu *vcpu)