xen/gntdev: Prevent leaking grants
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.14.298 by commit 49bb053b1ec367b6883030eb2cca696e91435679, it was introduced in version v4.14.287 by commit 2fe26a9a70482bea7827803fdec98050fec68b20. For more details please see the references link.