dm ioctl: fix misbehavior if list_versions races with module loading
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 v4.9.334 by commit 0c8d4112df329bf3dfbf27693f918c3b08676538. For more details please see the references link.