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mac80211: support station 4-addr mode fast-rx

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Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Felix Fietkau 2018-02-23 13:55:50 +01:00 committed by Johannes Berg
parent 1d87016241
commit 9251a4736e
1 changed files with 7 additions and 4 deletions
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11
net/mac80211/rx.c
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@ -3747,10 +3747,6 @@ void ieee80211_check_fast_rx(struct sta_info *sta)
switch (sdata->vif.type) {
case NL80211_IFTYPE_STATION:
/* 4-addr is harder to deal with, later maybe */
if (sdata->u.mgd.use_4addr)
goto clear;
if (sta->sta.tdls) {
fastrx.da_offs = offsetof(struct ieee80211_hdr, addr1);
fastrx.sa_offs = offsetof(struct ieee80211_hdr, addr2);
@ -3763,6 +3759,13 @@ void ieee80211_check_fast_rx(struct sta_info *sta)
cpu_to_le16(IEEE80211_FCTL_FROMDS);
}
if (sdata->u.mgd.use_4addr && !sta->sta.tdls) {
fastrx.expected_ds_bits |=
cpu_to_le16(IEEE80211_FCTL_TODS);
fastrx.da_offs = offsetof(struct ieee80211_hdr, addr3);
fastrx.sa_offs = offsetof(struct ieee80211_hdr, addr4);
}
if (!sdata->u.mgd.powersave)
break;