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Subject[PATCH] i2c: s3c2410: make i2c_s3c_irq_nextbyte() void
Date
Fix the following coccicheck warning:

drivers/i2c/busses/i2c-s3c2410.c:391:5-8: Unneeded variable: "ret".
Return "0" on line 552

Signed-off-by: Jason Yan <yanaijie@huawei.com>
---
drivers/i2c/busses/i2c-s3c2410.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/i2c/busses/i2c-s3c2410.c b/drivers/i2c/busses/i2c-s3c2410.c
index 5a5638e1daa1..22315d8f616f 100644
--- a/drivers/i2c/busses/i2c-s3c2410.c
+++ b/drivers/i2c/busses/i2c-s3c2410.c
@@ -136,7 +136,7 @@ static const struct platform_device_id s3c24xx_driver_ids[] = {
};
MODULE_DEVICE_TABLE(platform, s3c24xx_driver_ids);

-static int i2c_s3c_irq_nextbyte(struct s3c24xx_i2c *i2c, unsigned long iicstat);
+static void i2c_s3c_irq_nextbyte(struct s3c24xx_i2c *i2c, unsigned long iicstat);

#ifdef CONFIG_OF
static const struct of_device_id s3c24xx_i2c_match[] = {
@@ -384,11 +384,10 @@ static inline int is_msgend(struct s3c24xx_i2c *i2c)
/*
* process an interrupt and work out what to do
*/
-static int i2c_s3c_irq_nextbyte(struct s3c24xx_i2c *i2c, unsigned long iicstat)
+static void i2c_s3c_irq_nextbyte(struct s3c24xx_i2c *i2c, unsigned long iicstat)
{
unsigned long tmp;
unsigned char byte;
- int ret = 0;

switch (i2c->state) {

@@ -549,7 +548,7 @@ 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;
}

/*
--
2.21.1
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