From: Brian Masney <masneyb@onstation.org>
Date: Wed, 21 Mar 2018 10:29:09 +0000 (-0400)
Subject: staging: iio: tsl2x7x: remove unused variables from tsl2x7x_get_lux()
X-Git-Tag: v4.18-rc1~83^2~225^2~97
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=96e6a016d74513c9b59c9623e1325c7252106878;p=thirdparty%2Fkernel%2Flinux.git

staging: iio: tsl2x7x: remove unused variables from tsl2x7x_get_lux()

tsl2x7x_get_lux() has a ch0lux and ch1lux variables that are not used
so this patch removes them.

Signed-off-by: Brian Masney <masneyb@onstation.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
---

diff --git a/drivers/staging/iio/light/tsl2x7x.c b/drivers/staging/iio/light/tsl2x7x.c
index c1e441857226c..1e38e8449f9ed 100644
--- a/drivers/staging/iio/light/tsl2x7x.c
+++ b/drivers/staging/iio/light/tsl2x7x.c
@@ -344,8 +344,6 @@ static int tsl2x7x_get_lux(struct iio_dev *indio_dev)
 	struct tsl2x7x_lux *p;
 	struct tsl2X7X_chip *chip = iio_priv(indio_dev);
 	int i, ret;
-	u32 ch0lux = 0;
-	u32 ch1lux = 0;
 
 	mutex_lock(&chip->als_mutex);
 
@@ -416,15 +414,6 @@ static int tsl2x7x_get_lux(struct iio_dev *indio_dev)
 				   tsl2x7x_als_gain[chip->settings.als_gain]);
 	}
 
-	/* note: lux is 31 bit max at this point */
-	if (ch1lux > ch0lux) {
-		dev_dbg(&chip->client->dev,
-			"%s: ch1lux > ch0lux; returning last value\n",
-			__func__);
-		ret = chip->als_cur_info.lux;
-		goto out_unlock;
-	}
-
 	/* adjust for active time scale */
 	if (chip->als_time_scale == 0)
 		lux = 0;