Messages in this thread Patch in this message | | | From | Yang Yingliang <> | Subject | [PATCH -next] ARM: imx: add missing clk_disable_unprepare() in imx_mmdc_remove() | Date | Mon, 17 May 2021 19:15:23 +0800 |
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clock source is prepared and enabled by clk_prepare_enable() in probe function, but no disable or unprepare in remove.
Fixes: 9454a0caff6a ("ARM: imx: add mmdc ipg clock operation for mmdc") Reported-by: Hulk Robot <hulkci@huawei.com> Signed-off-by: Yang Yingliang <yangyingliang@huawei.com> --- arch/arm/mach-imx/mmdc.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/arch/arm/mach-imx/mmdc.c b/arch/arm/mach-imx/mmdc.c index 0dfd0ae7a63d..7d87fa8c70a9 100644 --- a/arch/arm/mach-imx/mmdc.c +++ b/arch/arm/mach-imx/mmdc.c @@ -77,6 +77,7 @@ static const struct of_device_id imx_mmdc_dt_ids[] = { { /* sentinel */ } }; +struct clk *mmdc_ipg_clk; #ifdef CONFIG_PERF_EVENTS static enum cpuhp_state cpuhp_mmdc_state; @@ -463,6 +464,7 @@ static int imx_mmdc_remove(struct platform_device *pdev) cpuhp_state_remove_instance_nocalls(cpuhp_mmdc_state, &pmu_mmdc->node); perf_pmu_unregister(&pmu_mmdc->pmu); kfree(pmu_mmdc); + clk_disable_unprepare(mmdc_ipg_clk); return 0; } @@ -536,7 +538,6 @@ static int imx_mmdc_probe(struct platform_device *pdev) { struct device_node *np = pdev->dev.of_node; void __iomem *mmdc_base, *reg; - struct clk *mmdc_ipg_clk; u32 val; int err; -- 2.25.1
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