llc: only change llc->dev when bind() succeeds
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 v4.14.274 by commit f25366d9a27585d45dfd475aa1764b8886958aac, it was introduced in version v4.14.274 by commit 0f294bc04be87f1c9e1d1a908db9fcc84ce94210. For more details please see the references link.