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(parent: b1d1e76) | patch
KVM: s390: fix possible null pointer dereference in pending_irqs()
authorMichael Mueller <mimu@linux.ibm.com>
Thu, 31 Jan 2019 08:52:46 +0000 (09:52 +0100)
committerChristian Borntraeger <borntraeger@de.ibm.com>
Tue, 5 Feb 2019 13:29:24 +0000 (14:29 +0100)
commitb9fa6d6ee9b88eedf2d2261f931841664aa6980e
treec3bda67defed0fa228f2b7ffe0b0ca18ff7dce63tree | snapshot
parentb1d1e76ed9ee5a0f7671da257d4f0595d1f5162ecommit | diff
KVM: s390: fix possible null pointer dereference in pending_irqs()

Assure a GISA is in use before accessing the IPM to avoid a
null pointer dereference issue.

Signed-off-by: Michael Mueller <mimu@linux.ibm.com>
Reported-by: Halil Pasic <pasic@linux.ibm.com>
Reviewed-by: Pierre Morel <pmorel@linux.ibm.com>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Message-Id: <20190131085247.13826-16-mimu@linux.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
arch/s390/kvm/interrupt.c diff | blob | history
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