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435c060e0a
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>