Re: [PATCH ath-next 1/4] wifi: ath12k: validate survey index when frequency is not found

From: Jeff Johnson

Date: Thu Feb 12 2026 - 11:48:02 EST


On 2/12/2026 4:12 AM, Михаил Лимаренко wrote:
>
>  Hi Baochen,
>
>  Thanks for the review, good point.
>
>  You are right that the current callers already check
>  idx >= ARRAY_SIZE(ar->survey), so a direct OOB write is blocked there.
>
>  My intent is to make the "frequency not found" case explicit in freq_to_idx(),
>  instead of returning a synthetic index, and have callers reject negative values.
>  I will respin v2 with corrected commit message/subject (no OOB claim).
>
>  Thanks,
>  Mikhail

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/jeff