rose: check NULL rose_loopback_neigh->loopback
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 v5.10.140 by commit de3deadd11987070788b48825bec4647458b988d, it was introduced in version v5.10 by commit 3b3fd068c56e3fbea30090859216a368398e39bf. For more details please see the references link.