linux-kernel - [PATCH 21/45] rtc: ds1343: simplify regmap initialization

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Message-Id: <20180212224759.15999-22-alexandre.belloni@bootlin.com>
Date:   Mon, 12 Feb 2018 23:47:35 +0100
From:   Alexandre Belloni <alexandre.belloni@...tlin.com>
To:     linux-rtc@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org,
        Alexandre Belloni <alexandre.belloni@...tlin.com>
Subject: [PATCH 21/45] rtc: ds1343: simplify regmap initialization

Avoid using memset as gcc can properly initialize structures.

Signed-off-by: Alexandre Belloni <alexandre.belloni@...tlin.com>
---
 drivers/rtc/rtc-ds1343.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/rtc/rtc-ds1343.c b/drivers/rtc/rtc-ds1343.c
index 895fbeeb47fe..b5102cdd7f61 100644
--- a/drivers/rtc/rtc-ds1343.c
+++ b/drivers/rtc/rtc-ds1343.c
@@ -599,15 +599,11 @@ static const struct rtc_class_ops ds1343_rtc_ops = {
 static int ds1343_probe(struct spi_device *spi)
 {
 	struct ds1343_priv *priv;
-	struct regmap_config config;
+	struct regmap_config config = { .reg_bits = 8, .val_bits = 8,
+					.write_flag_mask = 0x80, };
 	unsigned int data;
 	int res;
 
-	memset(&config, 0, sizeof(config));
-	config.reg_bits = 8;
-	config.val_bits = 8;
-	config.write_flag_mask = 0x80;
-
 	priv = devm_kzalloc(&spi->dev, sizeof(struct ds1343_priv), GFP_KERNEL);
 	if (!priv)
 		return -ENOMEM;
-- 
2.16.1