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iwl4965: correctly validate temperature value
In some cases we can read wrong temperature value. If after that temperature value will not be updated to good one, we badly configure tx power parameters and device is unable to send a data. Resolves: https://bugzilla.kernel.org/show_bug.cgi?id=35932 Cc: stable@kernel.org # 2.6.39+ Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
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@ -1543,7 +1543,7 @@ static void iwl4965_temperature_calib(struct iwl_priv *priv)
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s32 temp;
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s32 temp;
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temp = iwl4965_hw_get_temperature(priv);
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temp = iwl4965_hw_get_temperature(priv);
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if (temp < 0)
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if (IWL_TX_POWER_TEMPERATURE_OUT_OF_RANGE(temp))
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return;
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return;
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if (priv->temperature != temp) {
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if (priv->temperature != temp) {
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