aio: fix mremap after fork null-deref
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 v4.14.306 by commit 808f1e4b5723ae4eda724d2ad6f6638905eefd95, it was introduced in version v3.19 by commit e4a0d3e720e7e508749c1439b5ba3aff56c92976. For more details please see the references link.