| From 93b400f4951404d040197943a25d6fef9f8ccabb Mon Sep 17 00:00:00 2001 |
| From: Johan Hovold <johan@kernel.org> |
| Date: Thu, 24 Jul 2025 11:19:07 +0200 |
| Subject: usb: dwc3: meson-g12a: fix device leaks at unbind |
| |
| From: Johan Hovold <johan@kernel.org> |
| |
| commit 93b400f4951404d040197943a25d6fef9f8ccabb upstream. |
| |
| Make sure to drop the references taken to the child devices by |
| of_find_device_by_node() during probe on driver unbind. |
| |
| Fixes: c99993376f72 ("usb: dwc3: Add Amlogic G12A DWC3 glue") |
| Cc: stable@vger.kernel.org # 5.2 |
| Cc: Neil Armstrong <neil.armstrong@linaro.org> |
| Signed-off-by: Johan Hovold <johan@kernel.org> |
| Reviewed-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com> |
| Link: https://lore.kernel.org/r/20250724091910.21092-3-johan@kernel.org |
| Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> |
| --- |
| drivers/usb/dwc3/dwc3-meson-g12a.c | 3 +++ |
| 1 file changed, 3 insertions(+) |
| |
| --- a/drivers/usb/dwc3/dwc3-meson-g12a.c |
| +++ b/drivers/usb/dwc3/dwc3-meson-g12a.c |
| @@ -847,6 +847,9 @@ static int dwc3_meson_g12a_remove(struct |
| if (priv->drvdata->otg_switch_supported) |
| usb_role_switch_unregister(priv->role_switch); |
| |
| + put_device(priv->switch_desc.udc); |
| + put_device(priv->switch_desc.usb2_port); |
| + |
| of_platform_depopulate(dev); |
| |
| for (i = 0 ; i < PHY_COUNT ; ++i) { |
