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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/nl80211.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/nl80211.c')
| -rw-r--r-- | net/wireless/nl80211.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 5d29ed1f7c62..77102e66f1ea 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -2478,6 +2478,14 @@ static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info) params.channel_type)) return -EINVAL; + mutex_lock(&rdev->devlist_mtx); + err = cfg80211_can_use_chan(rdev, wdev, params.channel, + CHAN_MODE_SHARED); + mutex_unlock(&rdev->devlist_mtx); + + if (err) + return err; + err = rdev->ops->start_ap(&rdev->wiphy, dev, ¶ms); if (!err) { wdev->preset_chan = params.channel; |