openwrtv3/package/kernel/mac80211/patches/305-ath10k-Ensure-txrx-compl-task-is-stopped-when-cleani.patch
Felix Fietkau df7af9317b ath10k: merge some pending stability fixes
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2016-06-11 09:51:23 +02:00

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Diff

From: Ben Greear <greearb@candelatech.com>
Date: Fri, 1 Apr 2016 14:12:08 -0700
Subject: [PATCH] ath10k: Ensure txrx-compl-task is stopped when cleaning
htt-tx.
Otherwise, the txrx-compl-task may access some bad memory?
Signed-off-by: Ben Greear <greearb@candelatech.com>
---
--- a/drivers/net/wireless/ath/ath10k/htt_tx.c
+++ b/drivers/net/wireless/ath/ath10k/htt_tx.c
@@ -388,6 +388,8 @@ void ath10k_htt_tx_free(struct ath10k_ht
{
int size;
+ tasklet_kill(&htt->txrx_compl_task);
+
idr_for_each(&htt->pending_tx, ath10k_htt_tx_clean_up_pending, htt->ar);
idr_destroy(&htt->pending_tx);