From 68dfd4dd09003e6171208ea12c521186c809d8db Mon Sep 17 00:00:00 2001 From: Alexey Khoroshilov Date: Sat, 21 Oct 2017 01:02:07 +0300 Subject: usb: phy: tahvo: fix error handling in tahvo_usb_probe() [ Upstream commit ce035409bfa892a2fabb89720b542e1b335c3426 ] 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 Fixes: 860d2686fda7 ("usb: phy: tahvo: Use devm_extcon_dev_[allocate|register]() and replace deprecated API") Signed-off-by: Felipe Balbi Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- drivers/usb/phy/phy-tahvo.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'drivers/usb') diff --git a/drivers/usb/phy/phy-tahvo.c b/drivers/usb/phy/phy-tahvo.c index ab5d364f6e8c..335a1ef35224 100644 --- a/drivers/usb/phy/phy-tahvo.c +++ b/drivers/usb/phy/phy-tahvo.c @@ -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); -- cgit v1.2.3