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SubjectRe: [PATCH v2] cpufreq: imx: update the clock switch flow to support imx6ul
On 11-09-15, 23:41, Bai Ping wrote:
> + if (of_machine_is_compatible("fsl,imx6ul")) {
> + pll2_bus_clk = clk_get(cpu_dev, "pll2_bus");
> + secondary_sel_clk = clk_get(cpu_dev, "secondary_sel");
> + if (IS_ERR(pll2_bus_clk) || IS_ERR(secondary_sel_clk)) {
> + dev_err(cpu_dev, "failed to get clocks specific to imx6ul\n");
> + ret = -ENOENT;
> + goto put_clk;
> + }
> + }
> +
> arm_reg = regulator_get(cpu_dev, "arm");
> pu_reg = regulator_get_optional(cpu_dev, "pu");
> soc_reg = regulator_get(cpu_dev, "soc");
> @@ -331,6 +365,10 @@ put_clk:
> clk_put(step_clk);
> if (!IS_ERR(pll2_pfd2_396m_clk))
> clk_put(pll2_pfd2_396m_clk);
> + if (!IS_ERR(pll2_bus_clk))
> + clk_put(pll2_bus_clk);
> + if (!IS_ERR(secondary_sel_clk))
> + clk_put(secondary_sel_clk);
> of_node_put(np);
> return ret;
> }

As part of good coding practices, you should free resources in the
reverse order to which they were allocated. The clocks don't follow
that, but its not a problem with just your patch. That's how it is
present today. Maybe you can write another patch to fix that.

Acked-by: Viresh Kumar <viresh.kumar@linaro.org>

--
viresh


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