2023-10-19 15:08:32

by Jeff Johnson

[permalink] [raw]
Subject: Re: [PATCH 2/2] wifi: ath11k: fix dfs radar event locking

On 10/19/2023 3:42 AM, Johan Hovold wrote:
> The ath11k active pdevs are protected by RCU but the DFS radar event
> 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.
>
> Fixes: d5c65159f289 ("ath11k: driver for Qualcomm IEEE 802.11ax devices")
> Cc: [email protected] # 5.6
> Signed-off-by: Johan Hovold <[email protected]>
Acked-by: Jeff Johnson <[email protected]>