[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>

1 files changed, 0 insertions, 3 deletions

diff --git a/drivers/net/wireless/ipw2200.c b/drivers/net/wireless/ipw2200.c
index 8a475c7e4add..0f81ff7a1cd6 100644
--- 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;