cfg80211: disable CSA for all drivers
The channel switch announcement code has some major locking problems which can cause a deadlock in worst case. A series of fixes has been proposed, but these are non-trivial and need to be tested first. Therefore disable CSA completely for 3.13. Signed-off-by: Simon Wunderlich <sw@simonwunderlich.de> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
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@ -454,6 +454,12 @@ int wiphy_register(struct wiphy *wiphy)
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/* support for 5/10 MHz is broken due to nl80211 API mess - disable */
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wiphy->flags &= ~WIPHY_FLAG_SUPPORTS_5_10_MHZ;
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/*
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* There are major locking problems in nl80211/mac80211 for CSA,
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* disable for all drivers until this has been reworked.
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*/
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wiphy->flags &= ~WIPHY_FLAG_HAS_CHANNEL_SWITCH;
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#ifdef CONFIG_PM
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if (WARN_ON(wiphy->wowlan &&
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(wiphy->wowlan->flags & WIPHY_WOWLAN_GTK_REKEY_FAILURE) &&
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