From: Michal Kazior <michal.kazior@tieto.com>
Date: Fri, 8 Nov 2013 07:01:24 +0000 (+0100)
Subject: ath10k: don't forget to kill fw error tasklet
X-Git-Tag: next-20131210~53^2~32^2~32
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=103d4f5ed68b2667c134189749fb48cb7c96aa80;p=karo-tx-linux.git

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 f054d4c30245..31cdde05562e 100644
--- 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);