From: Zhang Qilong zhangqilong3@huawei.com
[ Upstream commit d6ff32478d7e95d6ca199b5c852710d6964d5811 ]
The pm_runtime_enable will decrement the power disable depth. Imbalance depth will resulted in enabling runtime PM of device fails later. Thus a pairing decrement must be needed on the error handling path to keep it balanced.
Fixes: 6c984b066d84b ("ARM: OMAP: USBHOST: Replace usbhs core driver APIs by Runtime pm APIs") Acked-by: Alan Stern stern@rowland.harvard.edu Signed-off-by: Zhang Qilong zhangqilong3@huawei.com Link: https://lore.kernel.org/r/20201123145719.1455849-1-zhangqilong3@huawei.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/usb/host/ehci-omap.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/usb/host/ehci-omap.c b/drivers/usb/host/ehci-omap.c index 7d20296cbe9f9..d31c425d61675 100644 --- a/drivers/usb/host/ehci-omap.c +++ b/drivers/usb/host/ehci-omap.c @@ -222,6 +222,7 @@ static int ehci_hcd_omap_probe(struct platform_device *pdev)
err_pm_runtime: pm_runtime_put_sync(dev); + pm_runtime_disable(dev);
err_phy: for (i = 0; i < omap->nports; i++) {