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SubjectRe: [PATCH 2/2] watchdog: qcom: remove unnecessary variable from private storage
On Fri, Sep 06, 2019 at 10:54:11PM +0200, Jorge Ramirez-Ortiz wrote:
> there is no need to continue keeping the clock in private storage.
>
> Signed-off-by: Jorge Ramirez-Ortiz <jorge.ramirez-ortiz@linaro.org>

Good catch.

Reviewed-by: Guenter Roeck <linux@roeck-us.net>

> ---
> drivers/watchdog/qcom-wdt.c | 15 +++++++--------
> 1 file changed, 7 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/watchdog/qcom-wdt.c b/drivers/watchdog/qcom-wdt.c
> index 935c78a882a3..e98f5a3d83ea 100644
> --- a/drivers/watchdog/qcom-wdt.c
> +++ b/drivers/watchdog/qcom-wdt.c
> @@ -42,7 +42,6 @@ static const u32 reg_offset_data_kpss[] = {
>
> struct qcom_wdt {
> struct watchdog_device wdd;
> - struct clk *clk;
> unsigned long rate;
> void __iomem *base;
> const u32 *layout;
> @@ -189,6 +188,7 @@ static int qcom_wdt_probe(struct platform_device *pdev)
> const u32 *regs;
> u32 percpu_offset;
> int irq, ret;
> + struct clk *clk;
>
> regs = of_device_get_match_data(dev);
> if (!regs) {
> @@ -215,19 +215,18 @@ static int qcom_wdt_probe(struct platform_device *pdev)
> if (IS_ERR(wdt->base))
> return PTR_ERR(wdt->base);
>
> - wdt->clk = devm_clk_get(dev, NULL);
> - if (IS_ERR(wdt->clk)) {
> + clk = devm_clk_get(dev, NULL);
> + if (IS_ERR(clk)) {
> dev_err(dev, "failed to get input clock\n");
> - return PTR_ERR(wdt->clk);
> + return PTR_ERR(clk);
> }
>
> - ret = clk_prepare_enable(wdt->clk);
> + ret = clk_prepare_enable(clk);
> if (ret) {
> dev_err(dev, "failed to setup clock\n");
> return ret;
> }
> - ret = devm_add_action_or_reset(dev, qcom_clk_disable_unprepare,
> - wdt->clk);
> + ret = devm_add_action_or_reset(dev, qcom_clk_disable_unprepare, clk);
> if (ret)
> return ret;
>
> @@ -239,7 +238,7 @@ static int qcom_wdt_probe(struct platform_device *pdev)
> * that it would bite before a second elapses it's usefulness is
> * limited. Bail if this is the case.
> */
> - wdt->rate = clk_get_rate(wdt->clk);
> + wdt->rate = clk_get_rate(clk);
> if (wdt->rate == 0 ||
> wdt->rate > 0x10000000U) {
> dev_err(dev, "invalid clock rate\n");

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