ext4: fix reserved space counter leakage
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 v5.4.151 by commit 59c19fdcde79287a7a45813eec1db9ebf784f727, it was introduced in version v3.8 by commit 51865fda28e585bdcc164474ff6438a9ccdbfada. For more details please see the references link.