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| author | Michal Kazior <michal.kazior@tieto.com> | 2012-06-29 12:47:08 +0200 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2012-06-29 13:39:19 +0200 |
| commit | e4e32459c2daea59516da59999706b357e6eb480 (patch) | |
| tree | 110014ac72ebcf7aed16caa0fa83da75e319fa86 /net/wireless/mesh.c | |
| parent | d4e50c5917e110451ced8f8de594cea858791f37 (diff) | |
| download | linux-e4e32459c2daea59516da59999706b357e6eb480.tar.bz2 | |
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>
Diffstat (limited to 'net/wireless/mesh.c')
| -rw-r--r-- | net/wireless/mesh.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/net/wireless/mesh.c b/net/wireless/mesh.c index bab381344723..c384e77ff77a 100644 --- a/net/wireless/mesh.c +++ b/net/wireless/mesh.c @@ -155,6 +155,11 @@ int __cfg80211_join_mesh(struct cfg80211_registered_device *rdev, 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 @@ int cfg80211_join_mesh(struct cfg80211_registered_device *rdev, 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 @@ int cfg80211_set_mesh_freq(struct cfg80211_registered_device *rdev, 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); |