GSD-2022-1003307 ext4: fix bug_on in __es_tree_search

ext4: fix bugon in estreesearch 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 v5.15.46 by commit 3c617827cd51018bc377bd2954e176920ddbcfad, it...