f2fs: fix to do sanity check on iextraisize in is_alive()
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 v6.1.11 by commit 5b25035fb888cb2f78bf0b9c9f95b1dc54480d36. For more details please see the references link.