KVM: PPC: BookE: Fix a sanity check

We use logical negate where bitwise negate was intended.  It means that
we never return -EINVAL here.

Fixes: ce11e48b7f ('KVM: PPC: E500: Add userspace debug stub support')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Alexander Graf <agraf@suse.de>
Signed-off-by: Paul Mackerras <paulus@ozlabs.org>
This commit is contained in:
Dan Carpenter 2016-07-14 13:15:46 +03:00 committed by Paul Mackerras
parent b009031f74
commit ac0e89bb47

View File

@ -2038,7 +2038,7 @@ int kvm_arch_vcpu_ioctl_set_guest_debug(struct kvm_vcpu *vcpu,
if (type == KVMPPC_DEBUG_NONE)
continue;
if (type & !(KVMPPC_DEBUG_WATCH_READ |
if (type & ~(KVMPPC_DEBUG_WATCH_READ |
KVMPPC_DEBUG_WATCH_WRITE |
KVMPPC_DEBUG_BREAKPOINT))
return -EINVAL;