If ieee80211_vif_use_channel() fails, we have to clear
sdata-radar_required (which we might have just set).
Failing to do it results in stale radar_required field
which prevents starting new scan requests.
Reported-by: Jouni Malinen j...@w1.fi
Signed-off-by: Eliad Peller el...@wizery.com
---
net/mac80211/chan.c | 5 +
1 file changed, 5 insertions(+)
diff --git a/net/mac80211/chan.c b/net/mac80211/chan.c
index 35b11e1..f3a8708 100644
--- a/net/mac80211/chan.c
+++ b/net/mac80211/chan.c
@@ -1508,6 +1508,8 @@ static void __ieee80211_vif_release_channel(struct
ieee80211_sub_if_data *sdata)
if (ieee80211_chanctx_refcount(local, ctx) == 0)
ieee80211_free_chanctx(local, ctx);
+ sdata-radar_required = 0;
+
/* Unreserving may ready an in-place reservation. */
if (use_reserved_switch)
ieee80211_vif_use_reserved_switch(local);
@@ -1566,6 +1568,9 @@ int ieee80211_vif_use_channel(struct
ieee80211_sub_if_data *sdata,
ieee80211_recalc_smps_chanctx(local, ctx);
ieee80211_recalc_radar_chanctx(local, ctx);
out:
+ if (ret)
+ sdata-radar_required = 0;
+
mutex_unlock(local-chanctx_mtx);
return ret;
}
--
1.8.5.2.229.g4448466.dirty
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