linux-kernel - [PATCH] i2c: s3c2410: remove unused variable

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Message-Id: <1437078976-29145-1-git-send-email-laurent.navet@gmail.com>
Date:	Thu, 16 Jul 2015 22:36:16 +0200
From:	Laurent Navet <laurent.navet@...il.com>
To:	kgene@...nel.org, k.kozlowski@...sung.com, wsa@...-dreams.de
Cc:	linux-arm-kernel@...ts.infradead.org,
	linux-samsung-soc@...r.kernel.org, linux-i2c@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Laurent Navet <laurent.navet@...il.com>
Subject: [PATCH] i2c: s3c2410: remove unused variable

ret is assigned zero and just used to return. remove it.
Found by using coccinelle.

Signed-off-by: Laurent Navet <laurent.navet@...il.com>
---
 drivers/i2c/busses/i2c-s3c2410.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/i2c/busses/i2c-s3c2410.c b/drivers/i2c/busses/i2c-s3c2410.c
index 50bfd8c..cf3c6c0 100644
--- a/drivers/i2c/busses/i2c-s3c2410.c
+++ b/drivers/i2c/busses/i2c-s3c2410.c
@@ -409,7 +409,6 @@ static int i2c_s3c_irq_nextbyte(struct s3c24xx_i2c *i2c, unsigned long iicstat)
 {
 	unsigned long tmp;
 	unsigned char byte;
-	int ret = 0;
 
 	switch (i2c->state) {
 
@@ -565,7 +564,7 @@ static int i2c_s3c_irq_nextbyte(struct s3c24xx_i2c *i2c, unsigned long iicstat)
 	tmp &= ~S3C2410_IICCON_IRQPEND;
 	writel(tmp, i2c->regs + S3C2410_IICCON);
  out:
-	return ret;
+	return 0;
 }
 
 /* s3c24xx_i2c_irq
-- 
2.1.4

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