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| author |   Sean Christopherson <seanjc@google.com> | 2021-05-06 10:58:25 -0700 |
|---|---|---|
| committer |   Paolo Bonzini <pbonzini@redhat.com> | 2021-07-15 10:19:42 -0400 |
| commit | b4a693924aab93f3747465b2261add46c82c3220 (patch) | |
| tree | 7760d6f83a04d8a47c12cbe4220fc614db9b8e74 /tools/perf/scripts/python/exported-sql-viewer.py | |
| parent | KVM: SVM: add module param to control the #SMI interception (diff) | |
| download | linux-dev-b4a693924aab93f3747465b2261add46c82c3220.tar.xz linux-dev-b4a693924aab93f3747465b2261add46c82c3220.zip | |
KVM: SVM: Return -EFAULT if copy_to_user() for SEV mig packet header fails
Return -EFAULT if copy_to_user() fails; if accessing user memory faults,
copy_to_user() returns the number of bytes remaining, not an error code.
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Cc: Steve Rutherford <srutherford@google.com>
Cc: Brijesh Singh <brijesh.singh@amd.com>
Cc: Ashish Kalra <ashish.kalra@amd.com>
Fixes: d3d1af85e2c7 ("KVM: SVM: Add KVM_SEND_UPDATE_DATA command")
Signed-off-by: Sean Christopherson <seanjc@google.com>
Message-Id: <20210506175826.2166383-2-seanjc@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'tools/perf/scripts/python/exported-sql-viewer.py')
0 files changed, 0 insertions, 0 deletions