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From: Lee Jones <lee.jones@linaro.org>
To: jic23@kernel.org, knaack.h@gmx.de, lars@metafoo.de, pmeerw@pmeerw.net
Cc: linux-iio@vger.kernel.org, Rachna Patil <rachna@ti.com>,
	Lee Jones <lee.jones@linaro.org>,
	linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org
Subject: [PATCH 01/30] iio: adc: ti_am335x_adc: Remove a couple of unused 'read' variables
Date: Fri, 17 Jul 2020 17:55:09 +0100	[thread overview]
Message-ID: <20200717165538.3275050-2-lee.jones@linaro.org> (raw)
In-Reply-To: <20200717165538.3275050-1-lee.jones@linaro.org>

Fixes the following W=1 kernel build warning(s):

 drivers/iio/adc/ti_am335x_adc.c: In function ‘tiadc_buffer_preenable’:
 drivers/iio/adc/ti_am335x_adc.c:297:21: warning: variable ‘read’ set but not used [-Wunused-but-set-variable]
 297 | int i, fifo1count, read;
 | ^~~~
 drivers/iio/adc/ti_am335x_adc.c: In function ‘tiadc_buffer_predisable’:
 drivers/iio/adc/ti_am335x_adc.c:346:21: warning: variable ‘read’ set but not used [-Wunused-but-set-variable]
 346 | int fifo1count, i, read;
 | ^~~~

Cc: Rachna Patil <rachna@ti.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
---
 drivers/iio/adc/ti_am335x_adc.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/iio/adc/ti_am335x_adc.c b/drivers/iio/adc/ti_am335x_adc.c
index 9d984f2a8ba74..93b67bb165044 100644
--- a/drivers/iio/adc/ti_am335x_adc.c
+++ b/drivers/iio/adc/ti_am335x_adc.c
@@ -294,7 +294,7 @@ static int tiadc_start_dma(struct iio_dev *indio_dev)
 static int tiadc_buffer_preenable(struct iio_dev *indio_dev)
 {
 	struct tiadc_device *adc_dev = iio_priv(indio_dev);
-	int i, fifo1count, read;
+	int i, fifo1count;
 
 	tiadc_writel(adc_dev, REG_IRQCLR, (IRQENB_FIFO1THRES |
 				IRQENB_FIFO1OVRRUN |
@@ -303,7 +303,7 @@ static int tiadc_buffer_preenable(struct iio_dev *indio_dev)
 	/* Flush FIFO. Needed in corner cases in simultaneous tsc/adc use */
 	fifo1count = tiadc_readl(adc_dev, REG_FIFO1CNT);
 	for (i = 0; i < fifo1count; i++)
-		read = tiadc_readl(adc_dev, REG_FIFO1);
+		tiadc_readl(adc_dev, REG_FIFO1);
 
 	return 0;
 }
@@ -343,7 +343,7 @@ static int tiadc_buffer_predisable(struct iio_dev *indio_dev)
 {
 	struct tiadc_device *adc_dev = iio_priv(indio_dev);
 	struct tiadc_dma *dma = &adc_dev->dma;
-	int fifo1count, i, read;
+	int fifo1count, i;
 
 	tiadc_writel(adc_dev, REG_IRQCLR, (IRQENB_FIFO1THRES |
 				IRQENB_FIFO1OVRRUN | IRQENB_FIFO1UNDRFLW));
@@ -358,7 +358,7 @@ static int tiadc_buffer_predisable(struct iio_dev *indio_dev)
 	/* Flush FIFO of leftover data in the time it takes to disable adc */
 	fifo1count = tiadc_readl(adc_dev, REG_FIFO1CNT);
 	for (i = 0; i < fifo1count; i++)
-		read = tiadc_readl(adc_dev, REG_FIFO1);
+		tiadc_readl(adc_dev, REG_FIFO1);
 
 	return 0;
 }
-- 
2.25.1


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  reply	other threads:[~2020-07-17 16:58 UTC|newest]

Thread overview: 65+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-17 16:55 [PATCH 00/30] Second batch of W=1 fixes for IIO Lee Jones
2020-07-17 16:55 ` Lee Jones [this message]
2020-07-18 15:30   ` [PATCH 01/30] iio: adc: ti_am335x_adc: Remove a couple of unused 'read' variables Jonathan Cameron
2020-07-17 16:55 ` [PATCH 02/30] iio: adc: twl4030-madc: Remove set but unused variables 'len' Lee Jones
2020-07-18 15:32   ` Jonathan Cameron
2020-07-17 16:55 ` [PATCH 03/30] iio: adc: twl4030-madc: Fix misnamed struct attribute Lee Jones
2020-07-18 15:33   ` Jonathan Cameron
2020-07-17 16:55 ` [PATCH 04/30] iio: magnetometer: hmc5843: 'hmc5843_pm_ops' is unused in 1 of 3 files including hmc5843_core.h Lee Jones
2020-07-18 15:34   ` Jonathan Cameron
2020-07-17 16:55 ` [PATCH 05/30] iio: adc: twl6030-gpadc: Fix some misdocumentation and formatting issues Lee Jones
2020-07-18 15:38   ` Jonathan Cameron
2020-07-17 16:55 ` [PATCH 06/30] iio: dac: ltc2632: Fix formatting in kerneldoc struct header Lee Jones
2020-07-18 15:39   ` Jonathan Cameron
2020-07-17 16:55 ` [PATCH 07/30] iio: light: si1145: Demote obvious misuse of kerneldoc to standard comment blocks Lee Jones
2020-07-18 15:40   ` Jonathan Cameron
2020-07-17 16:55 ` [PATCH 08/30] iio: resolver: ad2s1200: Change ordering of compiler attribute macro Lee Jones
2020-07-18 15:41   ` Jonathan Cameron
2020-07-17 16:55 ` [PATCH 09/30] iio: temperature: mlx90632: Function parameter descriptions must match exactly Lee Jones
2020-07-17 19:48   ` Crt Mori
2020-07-18 15:42     ` Jonathan Cameron
2020-07-17 16:55 ` [PATCH 10/30] iio: light: us5182d: Fix formatting in kerneldoc function block Lee Jones
2020-07-18 15:44   ` Jonathan Cameron
2020-07-17 16:55 ` [PATCH 11/30] iio: adc: ad799x: Demote seemingly unintentional kerneldoc header Lee Jones
2020-07-18 15:47   ` Jonathan Cameron
2020-07-17 16:55 ` [PATCH 12/30] iio: dac: ad5504: Fix formatting errors and demote non-compliant kerneldoc Lee Jones
2020-07-18 15:48   ` Jonathan Cameron
2020-07-17 16:55 ` [PATCH 13/30] iio: adc: at91_adc: Fix 'bad line' warning Lee Jones
2020-07-18 15:48   ` Jonathan Cameron
2020-07-17 16:55 ` [PATCH 14/30] iio: adc: at91-sama5d2_adc: Struct kerneldoc titles need to start with 'struct ' Lee Jones
2020-07-18 15:49   ` Jonathan Cameron
2020-07-17 16:55 ` [PATCH 15/30] iio: adc: cpcap-adc: Demote seemingly unintentional kerneldoc header Lee Jones
2020-07-18 15:50   ` Jonathan Cameron
2020-07-17 16:55 ` [PATCH 16/30] iio: accel: sca3000: Fix 2 misspellings and demote nonconforming kerneldocs Lee Jones
2020-07-18 15:51   ` Jonathan Cameron
2020-07-17 16:55 ` [PATCH 17/30] iio: gyro: adxrs450: Change ordering of compiler attribute macro Lee Jones
2020-07-18 15:52   ` Jonathan Cameron
2020-07-17 16:55 ` [PATCH 18/30] iio: gyro: fxas21002c: Move 'fxas21002c_reg_fields' to the only file its used Lee Jones
2020-07-18 15:54   ` Jonathan Cameron
2020-07-22 20:20   ` Rui Miguel Silva
2020-07-17 16:55 ` [PATCH 19/30] iio: imu: st_lsm6dsx: st_lsm6dsx: Reorder 'inline' declaration Lee Jones
2020-07-18 15:54   ` Jonathan Cameron
2020-07-17 16:55 ` [PATCH 20/30] iio: adc: max1363: Fix kerneldoc attribute formatting for 'lock' Lee Jones
2020-07-18 15:56   ` Jonathan Cameron
2020-07-17 16:55 ` [PATCH 21/30] iio: adc: max9611: Demote obvious misuse of kerneldoc to standard comment blocks Lee Jones
2020-07-18 15:59   ` Jonathan Cameron
2020-07-17 16:55 ` [PATCH 22/30] iio: adc: mcp320x: Change ordering of compiler attribute macro Lee Jones
2020-07-18 16:00   ` Jonathan Cameron
2020-07-17 16:55 ` [PATCH 23/30] iio: adc: palmas_gpadc: Demote non-conforming kerneldoc header Lee Jones
2020-07-18 16:01   ` Jonathan Cameron
2020-07-17 16:55 ` [PATCH 24/30] iio: imu: inv_mpu6050: inv_mpu_core: Demote obvious misuse of kerneldoc to standard comment blocks Lee Jones
2020-07-18 16:02   ` Jonathan Cameron
2020-07-17 16:55 ` [PATCH 25/30] iio: imu: inv_mpu6050: inv_mpu_ring: Demote seemingly unintentional kerneldoc header Lee Jones
2020-07-18 16:03   ` Jonathan Cameron
2020-07-17 16:55 ` [PATCH 26/30] iio: adc: qcom-pm8xxx-xoadc: Demote standard comment block and supply missing description Lee Jones
2020-07-17 20:15   ` Bjorn Andersson
2020-07-18 16:06     ` Jonathan Cameron
2020-07-17 16:55 ` [PATCH 27/30] iio: magnetometer: ak8974: Add description for ak8974's 'scan' attribute Lee Jones
2020-07-18 16:08   ` Jonathan Cameron
2020-07-17 16:55 ` [PATCH 28/30] iio: imu: st_lsm6dsx: st_lsm6dsx_shub: Demote obvious misuse of kerneldoc to standard comment blocks Lee Jones
2020-07-18 16:13   ` Jonathan Cameron
2020-07-17 16:55 ` [PATCH 29/30] iio: imu: st_lsm6dsx: st_lsm6dsx: Mark 'st_lsm6dsx_accel_ext_info' as __maybe_unused Lee Jones
2020-07-18 16:14   ` Jonathan Cameron
2020-07-17 16:55 ` [PATCH 30/30] iio: adc: rockchip_saradc: Demote Demote seemingly unintentional kerneldoc header Lee Jones
2020-07-17 19:10   ` Heiko Stübner
2020-07-18 16:15     ` Jonathan Cameron

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