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cfg80211: stop critical protocol session upon disconnect event
When user-space has started a critical protocol session and a disconnect event occurs, the rdev::crit_prot_nlportid remains set. This caused a subsequent NL80211_CMD_CRIT_PROTO_START to fail (-EBUSY). Fix this by clearing the rdev attribute and call .crit_proto_stop() callback upon disconnect event. Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
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@ -917,6 +917,12 @@ void __cfg80211_disconnected(struct net_device *dev, const u8 *ie,
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nl80211_send_disconnected(rdev, dev, reason, ie, ie_len, from_ap);
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/* stop critical protocol if supported */
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if (rdev->ops->crit_proto_stop && rdev->crit_proto_nlportid) {
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rdev->crit_proto_nlportid = 0;
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rdev_crit_proto_stop(rdev, wdev);
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}
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/*
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* Delete all the keys ... pairwise keys can't really
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* exist any more anyway, but default keys might.
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