The ath11k active pdevs are protected by RCU but the DFS radar eventAcked-by: Jeff Johnson <quic_jjohnson@xxxxxxxxxxx>
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: stable@xxxxxxxxxxxxxxx # 5.6
Signed-off-by: Johan Hovold <johan+linaro@xxxxxxxxxx>