f2fs: fix null-ptr-deref in f2fsgetdnodeofdata
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 v5.19.4 by commit 7000ad53ec1b17bd2fac76984b7b0c663755cbb7. For more details please see the references link.