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mac80211: receive and process S1G beacons

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S1G beacons are 802.11 Extension Frames, so the fixed
header part differs from regular beacons.

Add a handler to process S1G beacons and abstract out the
fetching of BSSID and element start locations in the
beacon body handler.

Signed-off-by: Thomas Pedersen <thomas@adapt-ip.com>
Link: https://lore.kernel.org/r/20200922022818.15855-14-thomas@adapt-ip.com
[don't rename, small coding style cleanups]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Thomas Pedersen
2020-09-21 19:28:14 -07:00
committed by Johannes Berg
parent cac8c526ae
commit 09a740ce35
5 changed files with 159 additions and 65 deletions
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5
net/mac80211/iface.c
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@@ -1433,6 +1433,11 @@ static void ieee80211_iface_work(struct work_struct *work)
WARN_ON(1);
break;
}
} else if (ieee80211_is_ext(mgmt->frame_control)) {
if (sdata->vif.type == NL80211_IFTYPE_STATION)
ieee80211_sta_rx_queued_ext(sdata, skb);
else
WARN_ON(1);
} else if (ieee80211_is_data_qos(mgmt->frame_control)) {
struct ieee80211_hdr *hdr = (void *)mgmt;
/*