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Commit 94c514fe authored by Andrei Emeltchenko's avatar Andrei Emeltchenko Committed by John W. Linville
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mac80211: Adds clean sdata helper 



Adds hepler to clean sdata ieee80211_clean_sdata similar way as
ieee80211_setup_sdata is implemented. The function will be used by other
interfaces later.

Signed-off-by: default avatarAndrei Emeltchenko <andrei.emeltchenko@intel.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent ad128860

net/mac80211/iface.c

+15 −4
Original line number Diff line number Diff line
@@ -1031,6 +1031,18 @@ static void ieee80211_setup_sdata(struct ieee80211_sub_if_data *sdata, 
	ieee80211_debugfs_add_netdev(sdata);

}



static void ieee80211_clean_sdata(struct ieee80211_sub_if_data *sdata)

{

	switch (sdata->vif.type) {

	case NL80211_IFTYPE_MESH_POINT:

		mesh_path_flush_by_iface(sdata);

		break;



	default:

		break;

	}

}



static int ieee80211_runtime_change_iftype(struct ieee80211_sub_if_data *sdata,

					   enum nl80211_iftype type)

{
@@ -1364,8 +1376,8 @@ void ieee80211_if_remove(struct ieee80211_sub_if_data *sdata) 
	list_del_rcu(&sdata->list);

	mutex_unlock(&sdata->local->iflist_mtx);



	if (ieee80211_vif_is_mesh(&sdata->vif))

		mesh_path_flush_by_iface(sdata);

	/* clean up type-dependent data */

	ieee80211_clean_sdata(sdata);



	synchronize_rcu();

	unregister_netdevice(sdata->dev);
@@ -1386,8 +1398,7 @@ void ieee80211_remove_interfaces(struct ieee80211_local *local) 
	list_for_each_entry_safe(sdata, tmp, &local->interfaces, list) {

		list_del(&sdata->list);



		if (ieee80211_vif_is_mesh(&sdata->vif))

			mesh_path_flush_by_iface(sdata);

		ieee80211_clean_sdata(sdata);



		unregister_netdevice_queue(sdata->dev, &unreg_list);

	}

net/mac80211/mesh.h

+3 −1
Original line number Diff line number Diff line
@@ -304,7 +304,6 @@ void mesh_pathtbl_unregister(void); 
int mesh_path_del(u8 *addr, struct ieee80211_sub_if_data *sdata);

void mesh_path_timer(unsigned long data);

void mesh_path_flush_by_nexthop(struct sta_info *sta);

void mesh_path_flush_by_iface(struct ieee80211_sub_if_data *sdata);

void mesh_path_discard_frame(struct sk_buff *skb,

		struct ieee80211_sub_if_data *sdata);

void mesh_path_quiesce(struct ieee80211_sub_if_data *sdata);
@@ -345,6 +344,7 @@ void ieee80211_mesh_quiesce(struct ieee80211_sub_if_data *sdata); 
void ieee80211_mesh_restart(struct ieee80211_sub_if_data *sdata);

void mesh_plink_quiesce(struct sta_info *sta);

void mesh_plink_restart(struct sta_info *sta);

void mesh_path_flush_by_iface(struct ieee80211_sub_if_data *sdata);

void mesh_sync_adjust_tbtt(struct ieee80211_sub_if_data *sdata);

#else

#define mesh_allocated	0
@@ -358,6 +358,8 @@ static inline void mesh_plink_quiesce(struct sta_info *sta) {} 
static inline void mesh_plink_restart(struct sta_info *sta) {}

static inline bool mesh_path_sel_is_hwmp(struct ieee80211_sub_if_data *sdata)

{ return false; }

static inline void mesh_path_flush_by_iface(struct ieee80211_sub_if_data *sdata)

{}

#endif



#endif /* IEEE80211S_H */