Commit f32036e8 authored by Vasanthakumar Thiagarajan's avatar Vasanthakumar Thiagarajan Committed by Kalle Valo

ath6kl: Fix race in heart beat polling

Make sure to cancel heart beat timer before
freeing wmi to avoid potential NULL pointer
dereference.
Signed-off-by: default avatarVasanthakumar Thiagarajan <vthiagar@qca.qualcomm.com>
Signed-off-by: default avatarMohammed Shafi Shajakhan <mohammed@qca.qualcomm.com>
Signed-off-by: default avatarKalle Valo <kvalo@qca.qualcomm.com>
parent 8cc8df90
......@@ -1836,6 +1836,9 @@ void ath6kl_stop_txrx(struct ath6kl *ar)
clear_bit(WMI_READY, &ar->flag);
if (ar->fw_recovery.enable)
del_timer_sync(&ar->fw_recovery.hb_timer);
/*
* After wmi_shudown all WMI events will be dropped. We
* need to cleanup the buffers allocated in AP mode and
......
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