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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)
committerWilly Tarreau <w@1wt.eu>
Sat, 11 Feb 2012 14:37:46 +0000 (15:37 +0100)
commit8bf0c2266a8eedaddaff828122f7d1ad4644ba10
tree3065005637b5e60a53133c7328e13fa39b030b8btree
parentba8a191ec31c06ef4ff88cbae57c9a1437db015acommit | 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>
Signed-off-by: Willy Tarreau <w@1wt.eu>
arch/s390/kvm/kvm-s390.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git