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usb: dwc3: meson-g12a: fix device leaks at unbind 

Make sure to drop the references taken to the child devices by
of_find_device_by_node() during probe on driver unbind.

Fixes: c99993376f ("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>
This commit is contained in:
Johan Hovold 2025-07-24 11:19:07 +02:00 committed by Greg Kroah-Hartman
parent 086a0e516f
commit 93b400f495
1 changed files with 3 additions and 0 deletions
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3
drivers/usb/dwc3/dwc3-meson-g12a.c
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@ -837,6 +837,9 @@ static void dwc3_meson_g12a_remove(struct platform_device *pdev)
usb_role_switch_unregister(priv->role_switch); usb_role_switch_unregister(priv->role_switch);
put_device(priv->switch_desc.udc);
put_device(priv->switch_desc.usb2_port);
of_platform_depopulate(dev); of_platform_depopulate(dev);
for (i = 0 ; i < PHY_COUNT ; ++i) { for (i = 0 ; i < PHY_COUNT ; ++i) {