Commit e58afde2 authored by Christian Borntraeger's avatar Christian Borntraeger Committed by Greg Kroah-Hartman

KVM: s390: unintended fallthrough for external call

commit f346026e upstream.

We must not fallthrough if the conditions for external call are not met.
Signed-off-by: default avatarChristian Borntraeger <borntraeger@de.ibm.com>
Reviewed-by: default avatarThomas Huth <thuth@linux.vnet.ibm.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 4145cd5e
...@@ -85,6 +85,7 @@ static int __interrupt_is_deliverable(struct kvm_vcpu *vcpu, ...@@ -85,6 +85,7 @@ static int __interrupt_is_deliverable(struct kvm_vcpu *vcpu,
return 0; return 0;
if (vcpu->arch.sie_block->gcr[0] & 0x2000ul) if (vcpu->arch.sie_block->gcr[0] & 0x2000ul)
return 1; return 1;
return 0;
case KVM_S390_INT_EMERGENCY: case KVM_S390_INT_EMERGENCY:
if (psw_extint_disabled(vcpu)) if (psw_extint_disabled(vcpu))
return 0; return 0;
......
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