CVE-2024-50049

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

drm/amd/display: Check null pointer before dereferencing se

[WHAT & HOW]
se is null checked previously in the same function, indicating
it might be null; therefore, it must be checked when used again.

This fixes 1 FORWARD_NULL issue reported by Coverity.

More information : https://git.kernel.org/stable/c/65b2d49e55fe13ae56da3a7685bdccadca31134a