drm/amdgpu: avoid buffer overflow attach in smu_sys_set_pp_table()

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CVE-2025-21780 · Microsoft / collected KEV context

cve-program · CVE-2025-21780

• https://git.kernel.org/stable/c/3484ea33157bc7334f57e64826ec5a4bf992151a
• https://git.kernel.org/stable/c/e43a8b9c4d700ffec819c5043a48769b3e7d9cab
• https://git.kernel.org/stable/c/2498d2db1d35e88a2060ea191ae75dce853dd084
• https://git.kernel.org/stable/c/231075c5a8ea54f34b7c4794687baa980814e6de
• https://git.kernel.org/stable/c/1abb2648698bf10783d2236a6b4a7ca5e8021699

No related operational record is retained in the current change model.