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- From: Felix Fietkau <[email protected]>
- Date: Fri, 23 Feb 2018 10:05:08 +0100
- Subject: [PATCH] mac80211: support station 4-addr mode fast-rx
- Signed-off-by: Felix Fietkau <[email protected]>
- ---
- --- a/net/mac80211/rx.c
- +++ b/net/mac80211/rx.c
- @@ -3738,10 +3738,6 @@ void ieee80211_check_fast_rx(struct 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);
- @@ -3754,6 +3750,13 @@ void ieee80211_check_fast_rx(struct 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;
-
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