linux-kernel - [PATCH -next] usb: musb: mpfs: add missing clk_disable_unprepare() in mpfs

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Date:   Tue, 28 Jun 2022 22:05:27 +0800
From:   Yang Yingliang <yangyingliang@...wei.com>
To:     <linux-kernel@...r.kernel.org>, <linux-usb@...r.kernel.org>,
        <linux-riscv@...ts.infradead.org>
CC:     <conor.dooley@...rochip.com>,
        <valentina.fernandezalanis@...rochip.com>,
        <gregkh@...uxfoundation.org>
Subject: [PATCH -next] usb: musb: mpfs: add missing  clk_disable_unprepare() in mpfs_remove()

clock source is prepared and enabled by clk_prepare_enable()
in probe function, but no disable or unprepare in remove.

Fixes: 7a96b6ea90a4 ("usb: musb: Add support for PolarFire SoC's musb controller")
Reported-by: Hulk Robot <hulkci@...wei.com>
Signed-off-by: Yang Yingliang <yangyingliang@...wei.com>
---
 drivers/usb/musb/mpfs.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/usb/musb/mpfs.c b/drivers/usb/musb/mpfs.c
index a69ca338eace..cea2e8108867 100644
--- a/drivers/usb/musb/mpfs.c
+++ b/drivers/usb/musb/mpfs.c
@@ -239,6 +239,7 @@ static int mpfs_remove(struct platform_device *pdev)
 {
 	struct mpfs_glue *glue = platform_get_drvdata(pdev);
 
+	clk_disable_unprepare(glue->clk);
 	platform_device_unregister(glue->musb);
 	usb_phy_generic_unregister(pdev);
 
-- 
2.25.1