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Date:   Wed, 25 Oct 2023 10:02:03 +0000 (UTC)
From:   Kalle Valo <>
To:     Johan Hovold <>
Cc:     Jeff Johnson <>,,,,
        Johan Hovold <>,
Subject: Re: [PATCH 1/2] wifi: ath12k: fix dfs-radar and temperature event

Johan Hovold <> wrote:

> The ath12k active pdevs are protected by RCU but the DFS-radar and
> temperature event handling code calling ath12k_mac_get_ar_by_pdev_id()
> was not marked as a read-side critical section.
> Mark the code in question as RCU read-side critical sections to avoid
> any potential use-after-free issues.
> Note that the temperature event handler looks like a place holder
> currently but would still trigger an RCU lockdep splat.
> Compile tested only.
> Fixes: d889913205cf ("wifi: ath12k: driver for Qualcomm Wi-Fi 7 devices")
> Cc:      # v6.2
> Signed-off-by: Johan Hovold <>
> Acked-by: Jeff Johnson <>
> Signed-off-by: Kalle Valo <>

2 patches applied to ath-next branch of ath.git, thanks.

69bd216e0493 wifi: ath12k: fix dfs-radar and temperature event locking
6afc57ea315e wifi: ath12k: fix htt mlo-offset event locking


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