From: Lee Jones Date: Thu, 16 Jul 2020 13:58:59 +0000 (+0100) Subject: iio: adc: ad_sigma_delta: Remove unused variable 'ret' X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=0232d07cb22ccea3e79f7ab8bda51dc061475a70;p=linux.git iio: adc: ad_sigma_delta: Remove unused variable 'ret' Fixes the following W=1 kernel build warning(s): drivers/iio/adc/ad_sigma_delta.c: In function ‘ad_sd_trigger_handler’: drivers/iio/adc/ad_sigma_delta.c:405:6: warning: variable ‘ret’ set but not used [-Wunused-but-set-variable] 405 | int ret; | ^~~ Cc: Michael Hennerich Signed-off-by: Lee Jones Signed-off-by: Jonathan Cameron --- diff --git a/drivers/iio/adc/ad_sigma_delta.c b/drivers/iio/adc/ad_sigma_delta.c index 3554ee6ee0999..86039e9ecaca1 100644 --- a/drivers/iio/adc/ad_sigma_delta.c +++ b/drivers/iio/adc/ad_sigma_delta.c @@ -398,7 +398,6 @@ static irqreturn_t ad_sd_trigger_handler(int irq, void *p) unsigned int reg_size; unsigned int data_reg; uint8_t data[16]; - int ret; memset(data, 0x00, 16); @@ -415,14 +414,12 @@ static irqreturn_t ad_sd_trigger_handler(int irq, void *p) case 4: case 2: case 1: - ret = ad_sd_read_reg_raw(sigma_delta, data_reg, reg_size, - &data[0]); + ad_sd_read_reg_raw(sigma_delta, data_reg, reg_size, &data[0]); break; case 3: /* We store 24 bit samples in a 32 bit word. Keep the upper * byte set to zero. */ - ret = ad_sd_read_reg_raw(sigma_delta, data_reg, reg_size, - &data[1]); + ad_sd_read_reg_raw(sigma_delta, data_reg, reg_size, &data[1]); break; }