ath10k: don't forget to kill fw error tasklet

It was possible for FW error tasklet to be
executed during teardown. This could lead to
system crashes and/or memory corruption.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>

diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c
index f054d4c..31cdde0 100644 (file)
--- a/drivers/net/wireless/ath/ath10k/pci.c
+++ b/drivers/net/wireless/ath/ath10k/pci.c
@@ -888,6 +888,7 @@ static void ath10k_pci_stop_ce(struct ath10k *ar)
 
        /* Cancel the pending tasklet */
        tasklet_kill(&ar_pci->intr_tq);
+       tasklet_kill(&ar_pci->msi_fw_err);
 
        for (i = 0; i < CE_COUNT; i++)
                tasklet_kill(&ar_pci->pipe_info[i].intr);