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authorToke Høiland-Jørgensen <toke@toke.dk>2018-05-25 14:29:21 +0200
committerJohannes Berg <johannes@sipsolutions.net>2018-06-15 13:02:42 +0200
commitdc8b274f0952f604d72b10698cde6887321a669f (patch)
tree17c179af3bbd71cfbacf1068674c3979dadbad89 /net
parent3f61b7a30a6a8fd917d7570cb00a26a054d84ab4 (diff)
mac80211: Move up init of TXQs
On init, ieee80211_if_add() dumps the interface. Since that now includes a dump of the TXQ state, we need to initialise that before the dump happens. So move up the TXQ initialisation to to before the call to ieee80211_if_add(). Fixes: 52539ca89f36 ("cfg80211: Expose TXQ stats and parameters to userspace") Reported-by: Niklas Cassel <niklas.cassel@linaro.org> Signed-off-by: Toke Høiland-Jørgensen <toke@toke.dk> Tested-by: Niklas Cassel <niklas.cassel@linaro.org> Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Diffstat (limited to 'net')
-rw-r--r--net/mac80211/main.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/net/mac80211/main.c b/net/mac80211/main.c
index 4d2e797e3f16..722f3d9fb416 100644
--- a/net/mac80211/main.c
+++ b/net/mac80211/main.c
@@ -1098,6 +1098,10 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
ieee80211_led_init(local);
+ result = ieee80211_txq_setup_flows(local);
+ if (result)
+ goto fail_flows;
+
rtnl_lock();
result = ieee80211_init_rate_ctrl_alg(local,
@@ -1120,10 +1124,6 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
rtnl_unlock();
- result = ieee80211_txq_setup_flows(local);
- if (result)
- goto fail_flows;
-
#ifdef CONFIG_INET
local->ifa_notifier.notifier_call = ieee80211_ifa_changed;
result = register_inetaddr_notifier(&local->ifa_notifier);
@@ -1149,8 +1149,6 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
#if defined(CONFIG_INET) || defined(CONFIG_IPV6)
fail_ifa:
#endif
- ieee80211_txq_teardown_flows(local);
- fail_flows:
rtnl_lock();
rate_control_deinitialize(local);
ieee80211_remove_interfaces(local);
@@ -1158,6 +1156,8 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
rtnl_unlock();
ieee80211_led_exit(local);
ieee80211_wep_free(local);
+ ieee80211_txq_teardown_flows(local);
+ fail_flows:
destroy_workqueue(local->workqueue);
fail_workqueue:
wiphy_unregister(local->hw.wiphy);

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