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Commit 1570ca59 authored by Javier Cardona's avatar Javier Cardona Committed by John W. Linville
Browse files

mac80211: send notification on new peer candidate for our secure mesh 



Also, advertise support for mesh authentication.

Signed-off-by: default avatarJavier Cardona <javier@cozybit.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent c93b5e71

net/mac80211/main.c

+5 −0
Original line number Diff line number Diff line
@@ -762,6 +762,11 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) 
	local->hw.wiphy->interface_modes &= ~BIT(NL80211_IFTYPE_MESH_POINT);

#endif



	/* if the underlying driver supports mesh, mac80211 will (at least)

	 * provide routing of mesh authentication frames to userspace */

	if (local->hw.wiphy->interface_modes & BIT(NL80211_IFTYPE_MESH_POINT))

		local->hw.wiphy->flags |= WIPHY_FLAG_MESH_AUTH;



	/* mac80211 supports control port protocol changing */

	local->hw.wiphy->flags |= WIPHY_FLAG_CONTROL_PORT_PROTOCOL;

net/mac80211/mesh.c

+1 −3
Original line number Diff line number Diff line
@@ -590,9 +590,7 @@ static void ieee80211_mesh_rx_bcn_presp(struct ieee80211_sub_if_data *sdata, 
	if (elems.mesh_id && elems.mesh_config &&

	    mesh_matches_local(&elems, sdata)) {

		supp_rates = ieee80211_sta_get_rates(local, &elems, band);



		mesh_neighbour_update(mgmt->sa, supp_rates, sdata,

				      mesh_peer_accepts_plinks(&elems));

		mesh_neighbour_update(mgmt->sa, supp_rates, sdata, &elems);

	}

}

net/mac80211/mesh.h

+2 −1
Original line number Diff line number Diff line
@@ -226,7 +226,8 @@ void mesh_rx_path_sel_frame(struct ieee80211_sub_if_data *sdata, 
int mesh_path_add(u8 *dst, struct ieee80211_sub_if_data *sdata);

/* Mesh plinks */

void mesh_neighbour_update(u8 *hw_addr, u32 rates,

		struct ieee80211_sub_if_data *sdata, bool add);

		struct ieee80211_sub_if_data *sdata,

		struct ieee802_11_elems *ie);

bool mesh_peer_accepts_plinks(struct ieee802_11_elems *ie);

void mesh_accept_plinks_update(struct ieee80211_sub_if_data *sdata);

void mesh_plink_broken(struct sta_info *sta);

net/mac80211/mesh_plink.c

+13 −5
Original line number Diff line number Diff line
@@ -237,8 +237,9 @@ static int mesh_plink_frame_tx(struct ieee80211_sub_if_data *sdata, 
	return 0;

}



void mesh_neighbour_update(u8 *hw_addr, u32 rates, struct ieee80211_sub_if_data *sdata,

			   bool peer_accepting_plinks)

void mesh_neighbour_update(u8 *hw_addr, u32 rates,

		struct ieee80211_sub_if_data *sdata,

		struct ieee802_11_elems *elems)

{

	struct ieee80211_local *local = sdata->local;

	struct sta_info *sta;
@@ -248,7 +249,13 @@ void mesh_neighbour_update(u8 *hw_addr, u32 rates, struct ieee80211_sub_if_data 
	sta = sta_info_get(sdata, hw_addr);

	if (!sta) {

		rcu_read_unlock();



		/* Userspace handles peer allocation when security is enabled

		 * */

		if (sdata->u.mesh.is_secure)

			cfg80211_notify_new_peer_candidate(sdata->dev, hw_addr,

					elems->ie_start, elems->total_len,

					GFP_KERNEL);

		else

			sta = mesh_plink_alloc(sdata, hw_addr, rates);

		if (!sta)

			return;
@@ -260,7 +267,8 @@ void mesh_neighbour_update(u8 *hw_addr, u32 rates, struct ieee80211_sub_if_data 


	sta->last_rx = jiffies;

	sta->sta.supp_rates[local->hw.conf.channel->band] = rates;

	if (peer_accepting_plinks && sta->plink_state == PLINK_LISTEN &&

	if (mesh_peer_accepts_plinks(elems) &&

			sta->plink_state == PLINK_LISTEN &&

			sdata->u.mesh.accepting_plinks &&

			sdata->u.mesh.mshcfg.auto_open_plinks)

		mesh_plink_open(sta);