29 lines
1.1 KiB
Diff
29 lines
1.1 KiB
Diff
From 20235e70d4e5f0f66e0b037e9e02ca7ec0cf97a5 Mon Sep 17 00:00:00 2001
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From: Johan Hovold <johan@kernel.org>
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Date: Thu, 24 Jul 2025 11:19:08 +0200
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Subject: usb: gadget: udc: renesas_usb3: fix device leak at unbind
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Make sure to drop the reference to the companion device taken during
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probe when the driver is unbound.
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Fixes: 39facfa01c9f ("usb: gadget: udc: renesas_usb3: Add register of usb role switch")
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Cc: stable@vger.kernel.org # 4.19
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Cc: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
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Signed-off-by: Johan Hovold <johan@kernel.org>
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Link: https://lore.kernel.org/r/20250724091910.21092-4-johan@kernel.org
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Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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---
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drivers/usb/gadget/udc/renesas_usb3.c | 1 +
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1 file changed, 1 insertion(+)
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--- a/drivers/usb/gadget/udc/renesas_usb3.c
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+++ b/drivers/usb/gadget/udc/renesas_usb3.c
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@@ -2657,6 +2657,7 @@ static void renesas_usb3_remove(struct p
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struct renesas_usb3 *usb3 = platform_get_drvdata(pdev);
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debugfs_remove_recursive(usb3->dentry);
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+ put_device(usb3->host_dev);
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device_remove_file(&pdev->dev, &dev_attr_role);
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cancel_work_sync(&usb3->role_work);
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