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 v4.9.327 by commit 76885373129b13df35ecc9b4ee86ea5840f12133, it was introduced in version v4.9.248 by commit edc9b3113b50f3f2af7a1a803a026e903c947800. For more details please see the references link.