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authorMichal Kazior2012-06-29 12:47:08 +0200
committerJohannes Berg2012-06-29 13:39:19 +0200
commite4e32459c2daea59516da59999706b357e6eb480 (patch)
tree110014ac72ebcf7aed16caa0fa83da75e319fa86 /net/wireless/ibss.c
parentd4e50c5917e110451ced8f8de594cea858791f37 (diff)
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/ibss.c')
-rw-r--r--net/wireless/ibss.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/net/wireless/ibss.c b/net/wireless/ibss.c
index b90fd86b2d18..ca5672f6ee2f 100644
--- a/net/wireless/ibss.c
+++ b/net/wireless/ibss.c
@@ -118,6 +118,16 @@ int __cfg80211_join_ibss(struct cfg80211_registered_device *rdev,
wdev->wext.ibss.channel = params->channel;
#endif
wdev->sme_state = CFG80211_SME_CONNECTING;
+
+ err = cfg80211_can_use_chan(rdev, wdev, params->channel,
+ params->channel_fixed
+ ? CHAN_MODE_SHARED
+ : CHAN_MODE_EXCLUSIVE);
+ if (err) {
+ wdev->connect_keys = NULL;
+ return err;
+ }
+
err = rdev->ops->join_ibss(&rdev->wiphy, dev, params);
if (err) {
wdev->connect_keys = NULL;