[PATCH] wifi: ath11k: fix htt pktlog locking

Kalle Valo kvalo at kernel.org
Wed Oct 25 03:00:24 PDT 2023


Johan Hovold <johan+linaro at kernel.org> wrote:

> The ath11k active pdevs are protected by RCU but the htt pktlog handling
> code calling ath11k_mac_get_ar_by_pdev_id() was not marked as a
> read-side critical section.
> 
> Mark the code in question as an RCU read-side critical section to avoid
> any potential use-after-free issues.
> 
> Compile tested only.
> 
> Fixes: d5c65159f289 ("ath11k: driver for Qualcomm IEEE 802.11ax devices")
> Cc: stable at vger.kernel.org      # 5.6
> Signed-off-by: Johan Hovold <johan+linaro at kernel.org>
> Signed-off-by: Kalle Valo <quic_kvalo at quicinc.com>

Patch applied to ath-next branch of ath.git, thanks.

3f77c7d605b2 wifi: ath11k: fix htt pktlog locking

-- 
https://patchwork.kernel.org/project/linux-wireless/patch/20231019112521.2071-1-johan+linaro@kernel.org/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches




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