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@xxxxxx>
Signed-off-by: Lee Jones <lee.jones@xxxxxxxxxx>
---
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
