Jiang Liu de2b3eeafb VFIO: use ACCESS_ONCE() to guard access to dev->driver ...

Comments from dev_driver_string(),
/* dev->driver can change to NULL underneath us because of unbinding,
 * so be careful about accessing it.
 */

So use ACCESS_ONCE() to guard access to dev->driver field.

Signed-off-by: Jiang Liu <jiang.liu@huawei.com>
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>

2012-12-07 13:43:50 -07:00

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