linux-kernel - [PATCH] staging: iio: cdc: ad7746: Remove unnecessary assignment in ad7746

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Message-Id: <20210518095647.3008-1-tangbin@cmss.chinamobile.com>
Date:   Tue, 18 May 2021 17:56:47 +0800
From:   Tang Bin <tangbin@...s.chinamobile.com>
To:     lars@...afoo.de, Michael.Hennerich@...log.com, jic23@...nel.org,
        knaack.h@....de, pmeerw@...erw.net, gregkh@...uxfoundation.org
Cc:     linux-iio@...r.kernel.org, devel@...verdev.osuosl.org,
        linux-kernel@...r.kernel.org,
        Tang Bin <tangbin@...s.chinamobile.com>
Subject: [PATCH] staging: iio: cdc: ad7746: Remove unnecessary assignment in ad7746_probe()

In the function ad7746_probe(), the initialized value of 'ret' is unused,
because it will be assigned by the function i2c_smbus_write_byte_data(),
thus remove it.

Signed-off-by: Tang Bin <tangbin@...s.chinamobile.com>
---
 drivers/staging/iio/cdc/ad7746.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/iio/cdc/ad7746.c b/drivers/staging/iio/cdc/ad7746.c
index dfd71e99e..be4ef454d 100644
--- a/drivers/staging/iio/cdc/ad7746.c
+++ b/drivers/staging/iio/cdc/ad7746.c
@@ -680,7 +680,7 @@ static int ad7746_probe(struct i2c_client *client,
 	struct ad7746_chip_info *chip;
 	struct iio_dev *indio_dev;
 	unsigned char regval = 0;
-	int ret = 0;
+	int ret;
 
 	indio_dev = devm_iio_device_alloc(&client->dev, sizeof(*chip));
 	if (!indio_dev)
-- 
2.20.1.windows.1