rose: check NULL roseloopbackneigh->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 v5.4.212 by commit 6e4b20d548fc97ecbdca15c8d96302ee5e3e6313, it was introduced in version v5.4.82 by commit 7f0ddd41e2899349461b578bec18e8bd492e1765. For more details please see the references link.