fbdev: fbcon: Properly revert changes when vc_resize() failed

fbdev: fbcon: Properly revert changes when vc_resize() failed

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 v5.15.64 by commit ebd6f886aa2447fcfcdce5450c9e1028e1d681bb. For more details please see the references link.