iio: adc: twl4030-madc: Remove set but unused variables 'len'

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

 drivers/iio/adc/twl4030-madc.c: In function ‘twl4030_madc_threaded_irq_handler’:
 drivers/iio/adc/twl4030-madc.c:475:9: warning: variable ‘len’ set but not used [-Wunused-but-set-variable]
 475 | int i, len, ret;
 | ^~~

Cc: Sebastian Reichel <sre@kernel.org>
Cc: J Keerthy <j-keerthy@ti.com>
Cc: Mikko Ylinen <mikko.k.ylinen@nokia.com>
Cc: Amit Kucheria <amit.kucheria@canonical.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Lee Jones 2020-07-17 17:55:10 +01:00 committed by Jonathan Cameron
parent f83d87a0d6
commit 8856d5c741

View file

@ -472,7 +472,7 @@ static irqreturn_t twl4030_madc_threaded_irq_handler(int irq, void *_madc)
struct twl4030_madc_data *madc = _madc;
const struct twl4030_madc_conversion_method *method;
u8 isr_val, imr_val;
int i, len, ret;
int i, ret;
struct twl4030_madc_request *r;
mutex_lock(&madc->lock);
@ -504,8 +504,8 @@ static irqreturn_t twl4030_madc_threaded_irq_handler(int irq, void *_madc)
continue;
method = &twl4030_conversion_methods[r->method];
/* Read results */
len = twl4030_madc_read_channels(madc, method->rbase,
r->channels, r->rbuf, r->raw);
twl4030_madc_read_channels(madc, method->rbase,
r->channels, r->rbuf, r->raw);
/* Free request */
r->result_pending = false;
r->active = false;
@ -525,8 +525,8 @@ static irqreturn_t twl4030_madc_threaded_irq_handler(int irq, void *_madc)
continue;
method = &twl4030_conversion_methods[r->method];
/* Read results */
len = twl4030_madc_read_channels(madc, method->rbase,
r->channels, r->rbuf, r->raw);
twl4030_madc_read_channels(madc, method->rbase,
r->channels, r->rbuf, r->raw);
/* Free request */
r->result_pending = false;
r->active = false;