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regulatory: remove useless locking on exit

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It would be a major problem if anything were to run
concurrently while the module is being unloaded so
remove the locking that doesn't help anything.

Acked-by: Luis R. Rodriguez <mcgrof@do-not-panic.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg 2012-12-03 17:59:24 +01:00
parent 1a9193185f
commit 9027b1493b
1 changed files with 3 additions and 8 deletions
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11
net/wireless/reg.c
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@ -2382,34 +2382,29 @@ void regulatory_exit(void)
cancel_work_sync(&reg_work);
cancel_delayed_work_sync(&reg_timeout);
/* Lock to suppress warnings */
mutex_lock(&cfg80211_mutex);
mutex_lock(&reg_mutex);
reset_regdomains(true);
mutex_unlock(&cfg80211_mutex);
mutex_unlock(&reg_mutex);
dev_set_uevent_suppress(&reg_pdev->dev, true);
platform_device_unregister(reg_pdev);
spin_lock_bh(&reg_pending_beacons_lock);
list_for_each_entry_safe(reg_beacon, btmp, &reg_pending_beacons, list) {
list_del(&reg_beacon->list);
kfree(reg_beacon);
}
spin_unlock_bh(&reg_pending_beacons_lock);
list_for_each_entry_safe(reg_beacon, btmp, &reg_beacon_list, list) {
list_del(&reg_beacon->list);
kfree(reg_beacon);
}
spin_lock(&reg_requests_lock);
list_for_each_entry_safe(reg_request, tmp, &reg_requests_list, list) {
list_del(&reg_request->list);
kfree(reg_request);
}
spin_unlock(&reg_requests_lock);
mutex_unlock(&reg_mutex);
mutex_unlock(&cfg80211_mutex);
}