From: David Hildenbrand Date: Wed, 30 Aug 2017 16:06:01 +0000 (+0200) Subject: KVM: s390: use WARN_ON_ONCE only for checking X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=3dbf0205b18c9db9ee86d886c94e731cc1fa7f09;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git KVM: s390: use WARN_ON_ONCE only for checking Move the real logic that always has to be executed out of the WARN_ON_ONCE. Signed-off-by: David Hildenbrand Message-Id: <20170830160603.5452-3-david@redhat.com> Reviewed-by: Cornelia Huck Signed-off-by: Christian Borntraeger --- diff --git a/arch/s390/kvm/interrupt.c b/arch/s390/kvm/interrupt.c index a619ddae610d..a832ad031cee 100644 --- a/arch/s390/kvm/interrupt.c +++ b/arch/s390/kvm/interrupt.c @@ -2479,6 +2479,7 @@ void kvm_s390_reinject_machine_check(struct kvm_vcpu *vcpu, struct kvm_s390_mchk_info *mchk; union mci mci; __u64 cr14 = 0; /* upper bits are not used */ + int rc; mci.val = mcck_info->mcic; if (mci.sr) @@ -2496,12 +2497,13 @@ void kvm_s390_reinject_machine_check(struct kvm_vcpu *vcpu, if (mci.ck) { /* Inject the floating machine check */ inti.type = KVM_S390_MCHK; - WARN_ON_ONCE(__inject_vm(vcpu->kvm, &inti)); + rc = __inject_vm(vcpu->kvm, &inti); } else { /* Inject the machine check to specified vcpu */ irq.type = KVM_S390_MCHK; - WARN_ON_ONCE(kvm_s390_inject_vcpu(vcpu, &irq)); + rc = kvm_s390_inject_vcpu(vcpu, &irq); } + WARN_ON_ONCE(rc); } int kvm_set_routing_entry(struct kvm *kvm,