package/kernel/mac80211/patches/320-mac80211-fix-CSA-in-IBSS-mode.patch

   1 From: Koen Vandeputte <koen.vandeputte@ncentric.com>
   2 Date: Wed, 8 Feb 2017 15:29:45 +0100
   3 Subject: [PATCH] mac80211: fix CSA in IBSS mode
   4 MIME-Version: 1.0
   5 Content-Type: text/plain; charset=UTF-8
   6 Content-Transfer-Encoding: 8bit
   7
   8 Add the missing IBSS capability flag during capability init as it needs
   9 to be inserted into the generated beacon in order for CSA to work.
  10
  11 Signed-off-by: Piotr Gawlowicz <gawlowicz@tkn.tu-berlin.de>
  12 Signed-off-by: Mikołaj Chwalisz <chwalisz@tkn.tu-berlin.de>
  13 Tested-by: Koen Vandeputte <koen.vandeputte@ncentric.com>
  14 ---
  15
  16 --- a/net/mac80211/ibss.c
  17 +++ b/net/mac80211/ibss.c
  18 @@ -487,14 +487,14 @@ int ieee80211_ibss_csa_beacon(struct iee
  19         struct beacon_data *presp, *old_presp;
  20         struct cfg80211_bss *cbss;
  21         const struct cfg80211_bss_ies *ies;
  22 -       u16 capability = 0;
  23 +       u16 capability = WLAN_CAPABILITY_IBSS;
  24         u64 tsf;
  25         int ret = 0;
  26
  27         sdata_assert_lock(sdata);
  28
  29         if (ifibss->privacy)
  30 -               capability = WLAN_CAPABILITY_PRIVACY;
  31 +               capability |= WLAN_CAPABILITY_PRIVACY;
  32
  33         cbss = cfg80211_get_bss(sdata->local->hw.wiphy, ifibss->chandef.chan,
  34                                 ifibss->bssid, ifibss->ssid,