drm/i915: fix null pointer dereference
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 v5.19.8 by commit c2798203315f4729bab0b917bf4c17a159abf9f8, it was introduced in version v5.17 by commit c64a9a7c05beb2b71b7496d873654f88e1a08593. For more details please see the references link.