[PATCH] ipw2200: remove priv->last_noise reference

priv->last_noise is not used with the exponential averaging algorithm

Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/ipw2200.c b/drivers/net/wireless/ipw2200.c
index 8a475c7e4add18ca1a62905b60863fee660110f7..0f81ff7a1cd60b58e34fcaaf3d5bff8736fe0985 100644 (file)
--- a/drivers/net/wireless/ipw2200.c
+++ b/drivers/net/wireless/ipw2200.c
@@ -7790,9 +7790,6 @@ static void ipw_handle_promiscuous_rx(struct ipw_priv *priv,
        if (filter & IPW_PROM_NO_RX)
                return;
 
-       if (!noise)
-               noise = priv->last_noise;
-
        /* We received data from the HW, so stop the watchdog */
        priv->prom_net_dev->trans_start = jiffies;