3.8.13.19 -stable review patch. If anyone has any objections, please let me know.
------------------
From: Emmanuel Grumbach <emmanuel.grumbach@xxxxxxxxx>
commit 0297ea17bf7879fb5846fafd1be4c0471e72848d upstream.
When the driver cannot start the AP or when the assignement
of the beacon goes wrong, we need to unassign the vif.
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@xxxxxxxxx>
Signed-off-by: Johannes Berg <johannes.berg@xxxxxxxxx>
Signed-off-by: Kamal Mostafa <kamal@xxxxxxxxxxxxx>
---
net/mac80211/cfg.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 795aea6..f2a171a 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -954,8 +954,10 @@ static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev,
sdata->vif.bss_conf.p2p_oppps = params->p2p_opp_ps;
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);
@@ -964,6 +966,7 @@ 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;
}
--
1.8.3.2
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