linux-kernel - [PATCH] rtc: pcf8563: Simplify return from function

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Message-Id: <ddde3d0db3c81cfc514fb609ad513bea44098775.1423857718.git.robert.r.kmiec@gmail.com>
Date:	Fri, 13 Feb 2015 21:02:09 +0100
From:	Robert Kmiec <robert.r.kmiec@...il.com>
To:	a.zummo@...ertech.it
Cc:	Robert Kmiec <robert.r.kmiec@...il.com>,
	rtc-linux@...glegroups.com, linux-kernel@...r.kernel.org
Subject: [PATCH] rtc: pcf8563: Simplify return from function

This commit does not change any logic here.
It just makes the code easier to read.

This is how it looked like:
If err != 0 return err;
else return 0;

Signed-off-by: Robert Kmiec <robert.r.kmiec@...il.com>
---
 drivers/rtc/rtc-pcf8563.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/drivers/rtc/rtc-pcf8563.c b/drivers/rtc/rtc-pcf8563.c
index 96fb32e..0ba7e59 100644
--- a/drivers/rtc/rtc-pcf8563.c
+++ b/drivers/rtc/rtc-pcf8563.c
@@ -246,7 +246,6 @@ static int pcf8563_get_datetime(struct i2c_client *client, struct rtc_time *tm)
 static int pcf8563_set_datetime(struct i2c_client *client, struct rtc_time *tm)
 {
 	struct pcf8563 *pcf8563 = i2c_get_clientdata(client);
-	int err;
 	unsigned char buf[9];
 
 	dev_dbg(&client->dev, "%s: secs=%d, mins=%d, hours=%d, "
@@ -272,12 +271,8 @@ static int pcf8563_set_datetime(struct i2c_client *client, struct rtc_time *tm)
 
 	buf[PCF8563_REG_DW] = tm->tm_wday & 0x07;
 
-	err = pcf8563_write_block_data(client, PCF8563_REG_SC,
+	return pcf8563_write_block_data(client, PCF8563_REG_SC,
 				9 - PCF8563_REG_SC, buf + PCF8563_REG_SC);
-	if (err)
-		return err;
-
-	return 0;
 }
 
 #ifdef CONFIG_RTC_INTF_DEV
-- 
2.3.0

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