p54: clamp properly instead of just truncating

The call to clamp_t() first truncates the variable signed 8 bit and as a
result, the actual clamp is a no-op.

Fixes: 0d78156eef1d ('p54: improve site survey')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/net/wireless/p54/txrx.c b/drivers/net/wireless/p54/txrx.c
index 9c96831c0b5c..153c61539ec8 100644
--- a/drivers/net/wireless/p54/txrx.c
+++ b/drivers/net/wireless/p54/txrx.c
@@ -586,7 +586,7 @@ static void p54_rx_stats(struct p54_common *priv, struct sk_buff *skb)
         chan = priv->curchan;
         if (chan) {
                 struct survey_info *survey = &priv->survey[chan->hw_value];
-                survey->noise = clamp_t(s8, priv->noise, -128, 127);
+                survey->noise = clamp(priv->noise, -128, 127);
                 survey->channel_time = priv->survey_raw.active;
                 survey->channel_time_tx = priv->survey_raw.tx;
                 survey->channel_time_busy = priv->survey_raw.tx +