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>
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@ -1021,8 +1021,10 @@ static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev,
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IEEE80211_P2P_OPPPS_ENABLE_BIT;
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err = ieee80211_assign_beacon(sdata, ¶ms->beacon);
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if (err < 0)
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if (err < 0) {
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ieee80211_vif_release_channel(sdata);
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return err;
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}
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changed |= err;
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err = drv_start_ap(sdata->local, sdata);
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@ -1032,6 +1034,7 @@ static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev,
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if (old)
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kfree_rcu(old, rcu_head);
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RCU_INIT_POINTER(sdata->u.ap.beacon, NULL);
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ieee80211_vif_release_channel(sdata);
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return err;
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}
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