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| author | Michael S. Tsirkin <mst@redhat.com> | 2012-09-24 15:09:30 +0200 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2012-09-28 12:16:27 +0200 |
| commit | 0cea71a207508c2b8f563b2644ac46009832c8f4 (patch) | |
| tree | 34dc05b002e841ab4722bfd15516b908d071f26a /coroutine-sigaltstack.c | |
| parent | 6f8fd2530e9a530f237240daf1c981fa5df7f978 (diff) | |
| download | qemu-0cea71a207508c2b8f563b2644ac46009832c8f4.tar.gz | |
virtio: don't mark unaccessed memory as dirty
offset of accessed buffer is calculated using iov_length, so it
can exceed accessed len. If that happens
math in len - offset wraps around, and size becomes wrong.
As real value is 0, so this is harmless but unnecessary.
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'coroutine-sigaltstack.c')
0 files changed, 0 insertions, 0 deletions