Fix ipw2200 set wrong power parameter causing firmware error

index 7cb2052..bd0a8ff 100644
@@ -2506,7 +2506,7 @@ static int ipw_send_power_mode(struct ipw_priv *priv, u32 mode)
 		break;
 	}
 
-	param = cpu_to_le32(mode);
+	param = cpu_to_le32(param);
 	return ipw_send_cmd_pdu(priv, IPW_CMD_POWER_MODE, sizeof(param),
 				&param);
 }

@@ -9567,6 +9567,7 @@ static int ipw_wx_set_power(struct net_device *dev,
 		priv->power_mode = IPW_POWER_ENABLED | IPW_POWER_BATTERY;
 	else
 		priv->power_mode = IPW_POWER_ENABLED | priv->power_mode;
+
 	err = ipw_send_power_mode(priv, IPW_POWER_LEVEL(priv->power_mode));
 	if (err) {
 		IPW_DEBUG_WX("failed setting power mode.\n");

@@ -9603,22 +9604,19 @@ static int ipw_wx_set_powermode(struct net_device *dev,
 	struct ipw_priv *priv = ieee80211_priv(dev);
 	int mode = *(int *)extra;
 	int err;
+
 	mutex_lock(&priv->mutex);
-	if ((mode < 1) || (mode > IPW_POWER_LIMIT)) {
+	if ((mode < 1) || (mode > IPW_POWER_LIMIT))
 		mode = IPW_POWER_AC;
-		priv->power_mode = mode;
-	} else {
-		priv->power_mode = IPW_POWER_ENABLED | mode;
-	}
 
-	if (priv->power_mode != mode) {
+	if (IPW_POWER_LEVEL(priv->power_mode) != mode) {
 		err = ipw_send_power_mode(priv, mode);
-
 		if (err) {
 			IPW_DEBUG_WX("failed setting power mode.\n");
 			mutex_unlock(&priv->mutex);
 			return err;
 		}
+		priv->power_mode = IPW_POWER_ENABLED | mode;
 	}
 	mutex_unlock(&priv->mutex);
 	return 0;