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[PATCH] wl12xx: configure channel/band while FW is off

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Initialize the channel and band from mac80211 conf even when the FW is
not yet loaded. This mitigates a bug in AP-mode where the channel was
never changed from its initial setting after FW boot and was therefore
never configured to FW.

Reported-by: Alexander Boukaty <alexanderb@xxxxxx>
Signed-off-by: Arik Nemtsov <arik@xxxxxxxxxx>
---
 drivers/net/wireless/wl12xx/main.c |    7 ++++++-
 1 files changed, 6 insertions(+), 1 deletions(-)

diff --git a/drivers/net/wireless/wl12xx/main.c b/drivers/net/wireless/wl12xx/main.c
index 85cb4da..c262e60 100644
--- a/drivers/net/wireless/wl12xx/main.c
+++ b/drivers/net/wireless/wl12xx/main.c
@@ -1707,7 +1707,12 @@ static int wl1271_op_config(struct ieee80211_hw *hw, u32 changed)
 	mutex_lock(&wl->mutex);
 
 	if (unlikely(wl->state == WL1271_STATE_OFF)) {
-		ret = -EAGAIN;
+		/* we support configuring the channel and band while off */
+		if ((changed & IEEE80211_CONF_CHANGE_CHANNEL)) {
+			wl->band = conf->channel->band;
+			wl->channel = channel;
+		}
+
 		goto out;
 	}
 
-- 
1.7.1

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