From 1224f5831a22977f30c1842874be12c58608cee7 Mon Sep 17 00:00:00 2001 From: Denis Kenzior Date: Mon, 26 Mar 2018 12:52:49 -0500 Subject: [PATCH] nl80211: Add control_port_over_nl80211 to mesh_setup Signed-off-by: Denis Kenzior Signed-off-by: Johannes Berg --- include/net/cfg80211.h | 3 +++ net/wireless/nl80211.c | 9 +++++++++ 2 files changed, 12 insertions(+) diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index ed2773f8558e..250dac390806 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -1454,6 +1454,8 @@ struct mesh_config { * @userspace_handles_dfs: whether user space controls DFS operation, i.e. * changes the channel when a radar is detected. This is required * to operate on DFS channels. + * @control_port_over_nl80211: TRUE if userspace expects to exchange control + * port frames over NL80211 instead of the network interface. * * These parameters are fixed when the mesh is created. */ @@ -1476,6 +1478,7 @@ struct mesh_setup { u32 basic_rates; struct cfg80211_bitrate_mask beacon_rate; bool userspace_handles_dfs; + bool control_port_over_nl80211; }; /** diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index f8e10408f2b3..ff28f8feeb09 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -10168,6 +10168,15 @@ static int nl80211_join_mesh(struct sk_buff *skb, struct genl_info *info) setup.userspace_handles_dfs = nla_get_flag(info->attrs[NL80211_ATTR_HANDLE_DFS]); + if (info->attrs[NL80211_ATTR_CONTROL_PORT_OVER_NL80211]) { + int r = validate_pae_over_nl80211(rdev, info); + + if (r < 0) + return r; + + setup.control_port_over_nl80211 = true; + } + wdev_lock(dev->ieee80211_ptr); err = __cfg80211_join_mesh(rdev, dev, &setup, &cfg); if (!err && info->attrs[NL80211_ATTR_SOCKET_OWNER])