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 v4.14.301 by commit 165c7a3b27a3857ebf57f626b9f38b48b6792e68. For more details please see the references link.