Commit 2de3bfc2 authored May 20, 2014 by David Hildenbrand Committed by Christian Borntraeger May 30, 2014

KVM: s390: check the given debug flags, not the set ones



This patch fixes a minor bug when updating the guest debug settings.
We should check the given debug flags, not the already set ones.
Doesn't do any harm but too many (for now unused) flags could be set internally
without error.

Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com>

parent 22ff4a33

arch/s390/kvm/kvm-s390.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -950,7 +950,7 @@ int kvm_arch_vcpu_ioctl_set_guest_debug(struct kvm_vcpu *vcpu,
		vcpu->guest_debug = 0;
		kvm_s390_clear_bp_data(vcpu);

		if (vcpu->guest_debug & ~VALID_GUESTDBG_FLAGS)
		if (dbg->control & ~VALID_GUESTDBG_FLAGS)
		return -EINVAL;

		if (dbg->control & KVM_GUESTDBG_ENABLE) {