From: Ben Greear <greearb@xxxxxxxxxxxxxxx>
If the work to be done is on the current active channel, then
do not call the offchannel and return-to-channel logic.
Signed-off-by: Ben Greear <greearb@xxxxxxxxxxxxxxx>
---
v1 -> v2: Remove went_off_channel logic, and don't set
tmp_channel if we're not going offchannel.
:100644 100644 ae344d1... 8a2ff479.. M net/mac80211/work.c
net/mac80211/work.c | 17 +++++++++++------
1 files changed, 11 insertions(+), 6 deletions(-)
diff --git a/net/mac80211/work.c b/net/mac80211/work.c
index ae344d1..8a2ff479 100644
--- a/net/mac80211/work.c
+++ b/net/mac80211/work.c
@@ -910,12 +910,17 @@ static void ieee80211_work_work(struct work_struct *work)
* happen to be on the same channel as
* the requested channel
*/
- ieee80211_offchannel_stop_beaconing(local);
- ieee80211_offchannel_stop_station(local);
-
- local->tmp_channel = wk->chan;
- local->tmp_channel_type = wk->chan_type;
- ieee80211_hw_config(local, 0);
+ WARN_ON(local->scan_channel != NULL);
+ if (wk->chan != local->oper_channel ||
+ wk->chan_type != local->_oper_channel_type) {
+ /* Only change channels if we need to */
+ ieee80211_offchannel_stop_beaconing(local);
+ ieee80211_offchannel_stop_station(local);
+
+ local->tmp_channel = wk->chan;
+ local->tmp_channel_type = wk->chan_type;
+ ieee80211_hw_config(local, 0);
+ }
started = true;
wk->timeout = jiffies;
}
--
1.7.2.2
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