Re: [PATCH 2/2] wifi: ath12k: fix htt mlo-offset event locking

From: Jeff Johnson
Date: Thu Oct 19 2023 - 13:33:31 EST


On 10/19/2023 4:36 AM, Johan Hovold wrote:
The ath12k active pdevs are protected by RCU but the htt mlo-offset
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 an RCU read-side critical section to avoid
any potential use-after-free issues.

Fixes: d889913205cf ("wifi: ath12k: driver for Qualcomm Wi-Fi 7 devices")
Cc: stable@xxxxxxxxxxxxxxx # v6.2
Signed-off-by: Johan Hovold <johan+linaro@xxxxxxxxxx>
Acked-by: Jeff Johnson <quic_jjohnson@xxxxxxxxxxx>