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usb: phy: return -ENODEV on failure of try_module_get

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When __usb_find_phy_dev() does not return error and
try_module_get() fails, return -ENODEV.

Signed-off-by: Arjun Sreedharan <arjun024@gmail.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Arjun Sreedharan 2014-08-18 11:17:33 +05:30 committed by Felipe Balbi
parent 7d1311b93e
commit 2c4e3dbf63
1 changed files with 3 additions and 0 deletions
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3
drivers/usb/phy/phy.c
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@ -232,6 +232,9 @@ struct usb_phy *usb_get_phy_dev(struct device *dev, u8 index)
phy = __usb_find_phy_dev(dev, &phy_bind_list, index);
if (IS_ERR(phy) || !try_module_get(phy->dev->driver->owner)) {
dev_dbg(dev, "unable to find transceiver\n");
if (!IS_ERR(phy))
phy = ERR_PTR(-ENODEV);
goto err0;
}