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KVM: s390: check cpu_id prior to using it
authorCarsten Otte <cotte@de.ibm.com>
Tue, 18 Oct 2011 10:27:12 +0000 (12:27 +0200)
committerMaxim Uvarov <maxim.uvarov@oracle.com>
Thu, 8 Dec 2011 19:17:57 +0000 (11:17 -0800)
commit9a5607191010628cefec1d90d9308555d061b525
treed348f0e0d9b7e10a9a6c23c35324350113cf43fdtree
parent0dde0cc3de32a6594bee8b0cf44243dd08c5ef3dcommit | diff
KVM: s390: check cpu_id prior to using it

commit 4d47555a80495657161a7e71ec3014ff2021e450 upstream.

We use the cpu id provided by userspace as array index here. Thus we
clearly need to check it first. Ooops.

Signed-off-by: Carsten Otte <cotte@de.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
arch/s390/kvm/kvm-s390.c diff | blob | history
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