[-next,2/2] ARM: imx: add missing clk_disable_unprepare() in imx_mmdc_remove()

Commit Message

Yang Yingliang May 24, 2021, 7:07 a.m. UTC

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 <[e-mail]>
Signed-off-by: Yang Yingliang <[e-mail]>
---
 arch/arm/mach-imx/mmdc.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

Patch

diff --git a/arch/arm/mach-imx/mmdc.c b/arch/arm/mach-imx/mmdc.c
index c313eb1f614c..9de929f8cf6c 100644
--- a/arch/arm/mach-imx/mmdc.c
+++ b/arch/arm/mach-imx/mmdc.c
@@ -78,6 +78,7 @@  static const struct of_device_id imx_mmdc_dt_ids[] = {
 };
 
 static void __iomem *mmdc_base;
+static struct clk *mmdc_ipg_clk;
 
 #ifdef CONFIG_PERF_EVENTS
 
@@ -533,6 +534,7 @@  static int imx_mmdc_remove(struct platform_device *pdev)
 	kfree(pmu_mmdc);
 #endif
 	iounmap(mmdc_base);
+	clk_disable_unprepare(mmdc_ipg_clk);
 	return 0;
 }
 
@@ -540,7 +542,6 @@  static int imx_mmdc_probe(struct platform_device *pdev)
 {
 	struct device_node *np = pdev->dev.of_node;
 	void *reg;
-	struct clk *mmdc_ipg_clk;
 	u32 val;
 	int err;