nilfs2: fix NULL pointer dereference in nilfspalloccommitfreeentry()
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 v5.10.158 by commit e858917ab785afe83c14f5ac141301216ccda847. For more details please see the references link.