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Fri, 17 Jul 2020 09:55:58 -0700 (PDT) From: Lee Jones To: jic23@kernel.org, knaack.h@gmx.de, lars@metafoo.de, pmeerw@pmeerw.net Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org, Lee Jones , Rachna Patil 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 Message-Id: <20200717165538.3275050-2-lee.jones@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200717165538.3275050-1-lee.jones@linaro.org> References: <20200717165538.3275050-1-lee.jones@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.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 Signed-off-by: Lee Jones --- 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