KVM: s390: prevent buffer overrun on memory hotplug during migration

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We must not go beyond the pre-allocated buffer. This can happen when
a new memory slot is added during migration.

Reported-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Cc: stable@vger.kernel.org # 4.13+
Fixes: 190df4a212 (KVM: s390: CMMA tracking, ESSA emulation, migration mode)
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Reviewed-by: David Hildenbrand <david@redhat.com>

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Christian Borntraeger 2017-12-21 09:18:22 +01:00

parent 32aa144fc3

commit c2cf265d86

1 changed files with 1 additions and 1 deletions

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arch/s390/kvm/priv.c

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