cfg80211: respect iface combinations when starting operation
devlist_mtx locking is changed to accomodate changes.
Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
diff --git a/net/wireless/mesh.c b/net/wireless/mesh.c
index bab3813..c384e77 100644
--- a/net/wireless/mesh.c
+++ b/net/wireless/mesh.c
@@ -155,6 +155,11 @@
setup->channel_type))
return -EINVAL;
+ err = cfg80211_can_use_chan(rdev, wdev, setup->channel,
+ CHAN_MODE_SHARED);
+ if (err)
+ return err;
+
err = rdev->ops->join_mesh(&rdev->wiphy, dev, conf, setup);
if (!err) {
memcpy(wdev->ssid, setup->mesh_id, setup->mesh_id_len);
@@ -173,9 +178,11 @@
struct wireless_dev *wdev = dev->ieee80211_ptr;
int err;
+ mutex_lock(&rdev->devlist_mtx);
wdev_lock(wdev);
err = __cfg80211_join_mesh(rdev, dev, setup, conf);
wdev_unlock(wdev);
+ mutex_unlock(&rdev->devlist_mtx);
return err;
}
@@ -208,6 +215,11 @@
if (!netif_running(wdev->netdev))
return -ENETDOWN;
+ err = cfg80211_can_use_chan(rdev, wdev, channel,
+ CHAN_MODE_SHARED);
+ if (err)
+ return err;
+
err = rdev->ops->libertas_set_mesh_channel(&rdev->wiphy,
wdev->netdev,
channel);