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| author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-06-27 21:01:09 -0300 |
|---|---|---|
| committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-06-27 21:01:09 -0300 |
| commit | b907a8622e39eecfc4b243f3be3ad26559d1faee (patch) | |
| tree | b99ead386fccde5ea8252b5b5ebff8ffd83cd03d /arch/x86/kvm | |
| parent | 68f052d01b53b858897d80beb0095920abe5868e (diff) | |
Linux-libre 4.6.3-gnupck-4.6.3-gnu
Diffstat (limited to 'arch/x86/kvm')
| -rw-r--r-- | arch/x86/kvm/x86.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 9b7798c7b..6b9701bab 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -3032,6 +3032,11 @@ static int kvm_vcpu_ioctl_x86_set_debugregs(struct kvm_vcpu *vcpu, if (dbgregs->flags) return -EINVAL; + if (dbgregs->dr6 & ~0xffffffffull) + return -EINVAL; + if (dbgregs->dr7 & ~0xffffffffull) + return -EINVAL; + memcpy(vcpu->arch.db, dbgregs->db, sizeof(vcpu->arch.db)); kvm_update_dr0123(vcpu); vcpu->arch.dr6 = dbgregs->dr6; |