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wl12xx: send all pending packets on channel change

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There is a race condition between wl1271_tx_work() and the
channel switch, so make sure all the pending packets are
being sent before switching channel.

Signed-off-by: Eliad Peller <eliad@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>
This commit is contained in:
Eliad Peller 2011-09-15 13:00:01 +03:00 committed by Luciano Coelho
parent 26b4bf2e0f
commit c6930b07b3
1 changed files with 2 additions and 0 deletions
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2
drivers/net/wireless/wl12xx/main.c
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@ -2355,6 +2355,8 @@ static int wl1271_op_config(struct ieee80211_hw *hw, u32 changed)
if (changed & IEEE80211_CONF_CHANGE_CHANNEL &&
((wl->band != conf->channel->band) ||
(wl->channel != channel))) {
/* send all pending packets */
wl1271_tx_work_locked(wl);
wl->band = conf->channel->band;
wl->channel = channel;