fbdev: fb_pm2fb: Avoid potential divide by zero error
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 7d9591b32a9092fc6391a316b56e8016c6181c3d. For more details please see the references link.