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| author | Max Reitz | 2014-03-10 23:44:07 +0100 |
|---|---|---|
| committer | Stefan Hajnoczi | 2014-03-13 14:23:27 +0100 |
| commit | dba2855572c746836ad90ce9154403b5929d996b (patch) | |
| tree | e6f4d87aca3c7b9d74ebc6cacbba7040f4f6d8cb /include/exec | |
| parent | block: Update image size in bdrv_invalidate_cache() (diff) | |
| download | qemu-dba2855572c746836ad90ce9154403b5929d996b.tar.gz qemu-dba2855572c746836ad90ce9154403b5929d996b.tar.xz qemu-dba2855572c746836ad90ce9154403b5929d996b.zip | |
qcow2: Check bs->drv in copy_sectors()
Before dereferencing bs->drv for a call to its member bdrv_co_readv(),
copy_sectors() should check whether that pointer is indeed valid, since
it may have been set to NULL by e.g. a concurrent write triggering the
corruption prevention mechanism.
Signed-off-by: Max Reitz <mreitz@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'include/exec')
0 files changed, 0 insertions, 0 deletions