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| author | Jim Mattson <jmattson@google.com> | 2020-05-11 15:56:16 -0700 |
|---|---|---|
| committer | blacksuan19 <i@blacksuan19.me> | 2020-05-20 18:36:13 +0800 |
| commit | c94763596940a2bd695f2b17f5b855cbf4a4357c (patch) | |
| tree | 3e485b92f8602732ecd7510987ceae74660d4bbf /tools/perf/scripts/python/call-graph-from-postgresql.py | |
| parent | 2b3446960c607d9cb993c5f04560d08d56bcdc4a (diff) | |
KVM: x86: Fix off-by-one error in kvm_vcpu_ioctl_x86_setup_mce
commit c4e0e4ab4cf3ec2b3f0b628ead108d677644ebd9 upstream.
Bank_num is a one-based count of banks, not a zero-based index. It
overflows the allocated space only when strictly greater than
KVM_MAX_MCE_BANKS.
Fixes: a9e38c3e01ad ("KVM: x86: Catch potential overrun in MCE setup")
Signed-off-by: Jue Wang <juew@google.com>
Signed-off-by: Jim Mattson <jmattson@google.com>
Reviewed-by: Peter Shier <pshier@google.com>
Message-Id: <20200511225616.19557-1-jmattson@google.com>
Reviewed-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-postgresql.py')
0 files changed, 0 insertions, 0 deletions