linux-kernel - [PATCH] iio: adc: meson-saradc: use NULL instead of 0 for pointer

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Date:   Sun, 28 May 2017 13:24:38 +0200
From:   Paolo Cretaro <paolocretaro@...il.com>
To:     jic23@...nel.org
Cc:     linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org,
        Paolo Cretaro <paolocretaro@...il.com>
Subject: [PATCH] iio: adc: meson-saradc: use NULL instead of 0 for pointer

Fix sparse warning: Using plain integer as NULL pointer

Signed-off-by: Paolo Cretaro <paolocretaro@...il.com>
---
 drivers/iio/adc/meson_saradc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iio/adc/meson_saradc.c b/drivers/iio/adc/meson_saradc.c
index 81cd39a57fe3..fb3f67a9ae1f 100644
--- a/drivers/iio/adc/meson_saradc.c
+++ b/drivers/iio/adc/meson_saradc.c
@@ -481,7 +481,7 @@ static void meson_sar_adc_clear_fifo(struct iio_dev *indio_dev)
 		if (!meson_sar_adc_get_fifo_count(indio_dev))
 			break;
 
-		regmap_read(priv->regmap, MESON_SAR_ADC_FIFO_RD, 0);
+		regmap_read(priv->regmap, MESON_SAR_ADC_FIFO_RD, NULL);
 	}
 }
 
-- 
2.13.0