[PATCH] bcm43xx: don't set the channel on a device, which is down.
Initial patch by David Woodhouse and Michael Marineau.
Locking fix by me.
Signed-off-by: Michael Buesch <mbuesch@freenet.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_main.c b/drivers/net/wireless/bcm43xx/bcm43xx_main.c
index 2b7ef9b..c37371f 100644
--- a/drivers/net/wireless/bcm43xx/bcm43xx_main.c
+++ b/drivers/net/wireless/bcm43xx/bcm43xx_main.c
@@ -3530,12 +3530,18 @@
u8 channel)
{
struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+ struct bcm43xx_radioinfo *radio;
unsigned long flags;
bcm43xx_lock_mmio(bcm, flags);
- bcm43xx_mac_suspend(bcm);
- bcm43xx_radio_selectchannel(bcm, channel, 0);
- bcm43xx_mac_enable(bcm);
+ if (bcm->initialized) {
+ bcm43xx_mac_suspend(bcm);
+ bcm43xx_radio_selectchannel(bcm, channel, 0);
+ bcm43xx_mac_enable(bcm);
+ } else {
+ radio = bcm43xx_current_radio(bcm);
+ radio->initial_channel = channel;
+ }
bcm43xx_unlock_mmio(bcm, flags);
}