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KVM: s390: unintended fallthrough for external call

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commit f346026e55 upstream.

We must not fallthrough if the conditions for external call are not met.

Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Reviewed-by: Thomas Huth <thuth@linux.vnet.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Christian Borntraeger 2014-09-03 16:21:32 +02:00 committed by Greg Kroah-Hartman
parent 973af5283c
commit 68249f03d0
1 changed files with 1 additions and 0 deletions
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arch/s390/kvm/interrupt.c
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@ -71,6 +71,7 @@ static int __interrupt_is_deliverable(struct kvm_vcpu *vcpu,
return 0;
if (vcpu->arch.sie_block->gcr[0] & 0x2000ul)
return 1;
return 0;
case KVM_S390_INT_EMERGENCY:
if (psw_extint_disabled(vcpu))
return 0;