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authorGary S. Robertson <gary.robertson@linaro.org>2016-01-20 15:45:29 -0600
committerGary S. Robertson <gary.robertson@linaro.org>2016-01-20 15:45:29 -0600
commit1d10e9e61dedad92bcf380a421d08f021e62ff1b (patch)
tree8e7641caa0710f4eba713a7f25de5eb314720993 /arch/s390/kvm/interrupt.c
parentd532db8c82faef41ad16e6db7a8459aa21f4a822 (diff)
parent9f41e6b222c4a04c7b46068df82842a6188b4a57 (diff)
Merge tag 'lsk-v4.1-15.12' of http://git.linaro.org/kernel/linux-linaro-stable into linux-linaro-lng-v4.1linux-lng-4.1.14-2016.03linux-lng-4.1.14-2016.02linux-lng-4.1.14-2016.01linux-linaro-lng-v4.1
LSK 15.12 v4.1
Diffstat (limited to 'arch/s390/kvm/interrupt.c')
-rw-r--r--arch/s390/kvm/interrupt.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/s390/kvm/interrupt.c b/arch/s390/kvm/interrupt.c
index b745a109bfc1..3dbba9a2bb0f 100644
--- a/arch/s390/kvm/interrupt.c
+++ b/arch/s390/kvm/interrupt.c
@@ -1054,8 +1054,7 @@ static int __inject_extcall(struct kvm_vcpu *vcpu, struct kvm_s390_irq *irq)
src_id, 0, 2);
/* sending vcpu invalid */
- if (src_id >= KVM_MAX_VCPUS ||
- kvm_get_vcpu(vcpu->kvm, src_id) == NULL)
+ if (kvm_get_vcpu_by_id(vcpu->kvm, src_id) == NULL)
return -EINVAL;
if (sclp_has_sigpif())
@@ -1134,6 +1133,10 @@ static int __inject_sigp_emergency(struct kvm_vcpu *vcpu,
trace_kvm_s390_inject_vcpu(vcpu->vcpu_id, KVM_S390_INT_EMERGENCY,
irq->u.emerg.code, 0, 2);
+ /* sending vcpu invalid */
+ if (kvm_get_vcpu_by_id(vcpu->kvm, irq->u.emerg.code) == NULL)
+ return -EINVAL;
+
set_bit(irq->u.emerg.code, li->sigp_emerg_pending);
set_bit(IRQ_PEND_EXT_EMERGENCY, &li->pending_irqs);
atomic_set_mask(CPUSTAT_EXT_INT, li->cpuflags);