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Re: [PATCH 2/2] wifi: ath11k: fix array out-of-bound access in SoC stats

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On 7/4/2024 12:08 AM, Karthikeyan Periyasamy wrote:
> Currently, the ath11k_soc_dp_stats::hal_reo_error array is defined with a
> maximum size of DP_REO_DST_RING_MAX. However, the ath11k_dp_process_rx()
> function access ath11k_soc_dp_stats::hal_reo_error using the REO
> destination SRNG ring ID, which is incorrect. SRNG ring ID differ from
> normal ring ID, and this usage leads to out-of-bounds array access. To fix
> this issue, modify ath11k_dp_process_rx() to use the normal ring ID
> directly instead of the SRNG ring ID to avoid out-of-bounds array access.
> 
> Tested-on: QCN9074 hw1.0 PCI WLAN.HK.2.7.0.1-01744-QCAHKSWPL_SILICONZ-1
> 
> Signed-off-by: Karthikeyan Periyasamy <quic_periyasa@xxxxxxxxxxx>
Acked-by: Jeff Johnson <quic_jjohnson@xxxxxxxxxxx>





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