Commit 608cfbe4 authored by Dan Carpenter's avatar Dan Carpenter Committed by John W. Linville

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: 0d78156e ('p54: improve site survey')
Signed-off-by: default avatarDan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 6dc75f1c
...@@ -586,7 +586,7 @@ static void p54_rx_stats(struct p54_common *priv, struct sk_buff *skb) ...@@ -586,7 +586,7 @@ static void p54_rx_stats(struct p54_common *priv, struct sk_buff *skb)
chan = priv->curchan; chan = priv->curchan;
if (chan) { if (chan) {
struct survey_info *survey = &priv->survey[chan->hw_value]; 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 = priv->survey_raw.active;
survey->channel_time_tx = priv->survey_raw.tx; survey->channel_time_tx = priv->survey_raw.tx;
survey->channel_time_busy = priv->survey_raw.tx + survey->channel_time_busy = priv->survey_raw.tx +
......
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