dm thin: fix use-after-free crash in dm_sm_register_threshold_callback
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 v5.4.211 by commit 05cef0999b3208b5a6ede1bfac855139e4de55ef, it was introduced in version v3.10 by commit ac8c3f3df65e487bbcabf274eeeb9cd222f5da1e. For more details please see the references link.