usb: phy: tahvo: fix error handling in tahvo_usb_probe()

If devm_extcon_dev_allocate() fails, we should disable clk before return.

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
Fixes: 860d2686fd ("usb: phy: tahvo: Use devm_extcon_dev_[allocate|register]() and replace deprecated API")
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
This commit is contained in:
Alexey Khoroshilov 2017-10-21 01:02:07 +03:00 committed by Felipe Balbi
parent fdb5e4fa1a
commit ce035409bf

View File

@ -368,7 +368,8 @@ static int tahvo_usb_probe(struct platform_device *pdev)
tu->extcon = devm_extcon_dev_allocate(&pdev->dev, tahvo_cable);
if (IS_ERR(tu->extcon)) {
dev_err(&pdev->dev, "failed to allocate memory for extcon\n");
return -ENOMEM;
ret = PTR_ERR(tu->extcon);
goto err_disable_clk;
}
ret = devm_extcon_dev_register(&pdev->dev, tu->extcon);