jffs2: fix memory leak in jffs2dofill_super
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 v5.4.198 by commit d3a4fff1e7e408c32649030daa7c2c42a7e19a95, it was introduced in version v2.6.15 by commit e631ddba588783edd521c5a89f7b2902772fb691. For more details please see the references link.