Commit 07adc022 authored by Dinghao Liu's avatar Dinghao Liu Committed by Peter Chen
Browse files

usb: cdns3: Fix runtime PM imbalance on error 



When cdns3_gadget_start() fails, a pairing PM usage counter
decrement is needed to keep the counter balanced.

Signed-off-by: default avatarDinghao Liu <dinghao.liu@zju.edu.cn>
Link: https://lore.kernel.org/r/20210412054908.7975-1-dinghao.liu@zju.edu.cn


Signed-off-by: default avatarPeter Chen <peter.chen@kernel.org>
parent 6efb943b

drivers/usb/cdns3/cdns3-gadget.c

+3 −1
Original line number Diff line number Diff line
@@ -3268,8 +3268,10 @@ static int __cdns3_gadget_init(struct cdns *cdns) 
	pm_runtime_get_sync(cdns->dev);



	ret = cdns3_gadget_start(cdns);

	if (ret)

	if (ret) {

		pm_runtime_put_sync(cdns->dev);

		return ret;

	}



	/*

	 * Because interrupt line can be shared with other components in