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| author | Emmanuel Grumbach <emmanuel.grumbach@intel.com> | 2014-01-27 11:07:42 +0200 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2014-02-06 09:55:20 +0100 |
| commit | 0297ea17bf7879fb5846fafd1be4c0471e72848d (patch) | |
| tree | 2632e94cf030d07b2ec7b24f36d7ab9e7dd3c327 /net/mac80211 | |
| parent | f9d15d162b3acf28f85b3ac05c4883e5ed588d28 (diff) | |
| download | linux-0297ea17bf7879fb5846fafd1be4c0471e72848d.tar.gz linux-0297ea17bf7879fb5846fafd1be4c0471e72848d.tar.bz2 linux-0297ea17bf7879fb5846fafd1be4c0471e72848d.zip | |
mac80211: release the channel in error path in start_ap
When the driver cannot start the AP or when the assignement
of the beacon goes wrong, we need to unassign the vif.
Cc: stable@vger.kernel.org
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211')
| -rw-r--r-- | net/mac80211/cfg.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index 33acdca4a1df..453e974287d1 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -1021,8 +1021,10 @@ static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev, IEEE80211_P2P_OPPPS_ENABLE_BIT; err = ieee80211_assign_beacon(sdata, ¶ms->beacon); - if (err < 0) + if (err < 0) { + ieee80211_vif_release_channel(sdata); return err; + } changed |= err; err = drv_start_ap(sdata->local, sdata); @@ -1032,6 +1034,7 @@ static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev, if (old) kfree_rcu(old, rcu_head); RCU_INIT_POINTER(sdata->u.ap.beacon, NULL); + ieee80211_vif_release_channel(sdata); return err; } |