In the Linux kernel, the following vulnerability has been resolved:

drm/amd: Fix a few more NULL pointer dereference in device cleanup

I found a few more paths that cleanup fails due to a NULL version pointer on unsupported hardware.

Add NULL checks as applicable.

(cherry picked from commit f5a05f8414fc10f307eb965f303580c7778f8dd2)

In the Linux kernel, the following vulnerability has been resolved:

drm/amd/pm: Fix null pointer dereference issue

If SMU is disabled, during RAS initialization, there will be null pointer dereference issue here.