openwrt/package/kernel/mac80211/patches/310-ath9k-set-ATH_OP_INVALI...

30 lines
792 B
Diff

From: Felix Fietkau <nbd@openwrt.org>
Date: Thu, 13 Nov 2014 18:29:00 +0100
Subject: [PATCH] ath9k: set ATH_OP_INVALID before disabling hardware
Closes another small IRQ handler race
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
---
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -885,6 +885,9 @@ static void ath9k_stop(struct ieee80211_
&sc->cur_chan->chandef);
ath9k_hw_reset(ah, ah->curchan, ah->caldata, false);
+
+ set_bit(ATH_OP_INVALID, &common->op_flags);
+
ath9k_hw_phy_disable(ah);
ath9k_hw_configpcipowersave(ah, true);
@@ -893,7 +896,6 @@ static void ath9k_stop(struct ieee80211_
ath9k_ps_restore(sc);
- set_bit(ATH_OP_INVALID, &common->op_flags);
sc->ps_idle = prev_idle;
mutex_unlock(&sc->mutex);