[PATCH 1/3] w1: mxc_w1: Remove unused field "clkdiv" from private structure

From: Alexander Shiyan
Date: Fri Nov 29 2013 - 06:42:36 EST


Private field "clkdiv" is not used outside "probe", so there are
no reason to keep it in driver.

Signed-off-by: Alexander Shiyan <shc_work@xxxxxxx>
---
drivers/w1/masters/mxc_w1.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/w1/masters/mxc_w1.c b/drivers/w1/masters/mxc_w1.c
index 15c7251..5de3ca9 100644
--- a/drivers/w1/masters/mxc_w1.c
+++ b/drivers/w1/masters/mxc_w1.c
@@ -46,7 +46,6 @@

struct mxc_w1_device {
void __iomem *regs;
- unsigned int clkdiv;
struct clk *clk;
struct w1_bus_master bus_master;
};
@@ -107,6 +106,7 @@ static int mxc_w1_probe(struct platform_device *pdev)
{
struct mxc_w1_device *mdev;
struct resource *res;
+ unsigned int clkdiv;
int err = 0;

mdev = devm_kzalloc(&pdev->dev, sizeof(struct mxc_w1_device),
@@ -118,7 +118,7 @@ static int mxc_w1_probe(struct platform_device *pdev)
if (IS_ERR(mdev->clk))
return PTR_ERR(mdev->clk);

- mdev->clkdiv = (clk_get_rate(mdev->clk) / 1000000) - 1;
+ clkdiv = (clk_get_rate(mdev->clk) / 1000000) - 1;

res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
mdev->regs = devm_ioremap_resource(&pdev->dev, res);
@@ -126,7 +126,7 @@ static int mxc_w1_probe(struct platform_device *pdev)
return PTR_ERR(mdev->regs);

clk_prepare_enable(mdev->clk);
- __raw_writeb(mdev->clkdiv, mdev->regs + MXC_W1_TIME_DIVIDER);
+ __raw_writeb(clkdiv, mdev->regs + MXC_W1_TIME_DIVIDER);

mdev->bus_master.data = mdev;
mdev->bus_master.reset_bus = mxc_w1_ds2_reset_bus;
--
1.8.3.2

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