From: Andrei Emeltchenko <andrei.emeltchenko@xxxxxxxxx>
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: Andrei Emeltchenko <andrei.emeltchenko@xxxxxxxxx>
---
net/mac80211/iface.c | 19 +++++++++++++++----
net/mac80211/mesh.h | 4 +++-
2 files changed, 18 insertions(+), 5 deletions(-)
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index 401c01f..96f8773 100644
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -907,6 +907,18 @@ 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)
{
@@ -1227,8 +1239,8 @@ 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);
@@ -1249,8 +1261,7 @@ 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);
}
diff --git a/net/mac80211/mesh.h b/net/mac80211/mesh.h
index 8d53b71..5b4f670 100644
--- a/net/mac80211/mesh.h
+++ b/net/mac80211/mesh.h
@@ -284,7 +284,6 @@ 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);
@@ -325,6 +324,7 @@ 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);
#else
#define mesh_allocated 0
static inline void
@@ -337,6 +337,8 @@ 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 */
--
1.7.9.5
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