* [PATCH] cfg80211: fix dfs channels remain DFS_AVAILABLE after ch_switch
@ 2019-07-29 6:01 Michael Vassernis
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From: Michael Vassernis @ 2019-07-29 6:01 UTC (permalink / raw)
To: Johannes Berg; +Cc: linux-wireless, Michael Vassernis
Depending on the regulatory domain, leaving a DFS channel requires
a new CAC to be performed when returning back to that channel.
If needed, update dfs states after a driver channel switch.
Signed-off-by: Michael Vassernis <michael.vassernis@tandemg.com>
---
net/wireless/nl80211.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index fc83dd179c1a..b8c51750ff32 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -16094,6 +16094,8 @@ void cfg80211_ch_switch_notify(struct net_device *dev,
!WARN_ON(!wdev->current_bss))
wdev->current_bss->pub.channel = chandef->chan;
+ cfg80211_sched_dfs_chan_update(rdev);
+
nl80211_ch_switch_notify(rdev, dev, chandef, GFP_KERNEL,
NL80211_CMD_CH_SWITCH_NOTIFY, 0);
}
--
2.17.1
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