package/kernel/mac80211/patches/319-v4.17-0002-mac80211-support-AP-4-addr-mode-fast-rx.patch

   1 From: Felix Fietkau <nbd@nbd.name>
   2 Date: Fri, 23 Feb 2018 10:00:22 +0100
   3 Subject: [PATCH] mac80211: support AP 4-addr mode fast-rx
   4
   5 Signed-off-by: Felix Fietkau <nbd@nbd.name>
   6 ---
   7
   8 --- a/net/mac80211/rx.c
   9 +++ b/net/mac80211/rx.c
  10 @@ -3774,6 +3774,15 @@ void ieee80211_check_fast_rx(struct sta_
  11                         !(sdata->flags & IEEE80211_SDATA_DONT_BRIDGE_PACKETS) &&
  12                         (sdata->vif.type != NL80211_IFTYPE_AP_VLAN ||
  13                          !sdata->u.vlan.sta);
  14 +
  15 +               if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN &&
  16 +                   sdata->u.vlan.sta) {
  17 +                       fastrx.expected_ds_bits |=
  18 +                               cpu_to_le16(IEEE80211_FCTL_FROMDS);
  19 +                       fastrx.sa_offs = offsetof(struct ieee80211_hdr, addr4);
  20 +                       fastrx.internal_forward = 0;
  21 +               }
  22 +
  23                 break;
  24         default:
  25                 goto clear;