mm,hugetlb: take hugetlblock before decrementing h->resvhuge_pages
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 629c986e19fe9481227c7cdfd9a105bbc104d245, it was introduced in version v4.4 by commit a88c769548047b21f76fd71e04b6a3300ff17160. For more details please see the references link.