mac80211: fix update_tkip_key() documentation about the context
Johannes noticed that I had incorrectly documented the context of update_tkip_key() driver operation. It must be atomic because all RX code is run inside rcu critical section. Reported-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: Kalle Valo <kalle.valo@iki.fi> Signed-off-by: John W. Linville <linville@tuxdriver.com>
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@ -1489,7 +1489,7 @@ enum ieee80211_ampdu_mlme_action {
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* @update_tkip_key: See the section "Hardware crypto acceleration"
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* This callback will be called in the context of Rx. Called for drivers
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* which set IEEE80211_KEY_FLAG_TKIP_REQ_RX_P1_KEY.
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* The callback can sleep.
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* The callback must be atomic.
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*
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* @hw_scan: Ask the hardware to service the scan request, no need to start
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* the scan state machine in stack. The scan must honour the channel
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@ -144,8 +144,6 @@ static inline void drv_update_tkip_key(struct ieee80211_local *local,
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{
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struct ieee80211_sta *ista = NULL;
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might_sleep();
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if (sta)
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ista = &sta->sta;
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