Hi,
On 01/14/2014 08:08 PM, Alan Stern wrote:
On Mon, 13 Jan 2014, Hans de Goede wrote:
Add support for ohci-platform instantiation from devicetree, including
optionally getting clks and a phy from devicetree, and enabling / disabling
those on power_on / off.
This should allow using ohci-platform from devicetree in various cases.
Specifically after this commit it can be used for the ohci controller found
on Allwinner sunxi SoCs.
This is fine as far as I am concerned, except for one thing.
@@ -60,17 +127,23 @@ static int ohci_platform_probe(struct platform_device *dev)
struct usb_hcd *hcd;
struct resource *res_mem;
struct usb_ohci_pdata *pdata = dev_get_platdata(&dev->dev);
- int irq;
- int err = -ENOMEM;
-
- if (!pdata) {
- WARN_ON(1);
- return -ENODEV;
- }
+ struct ohci_platform_priv *priv;
+ int clk, irq, err;
clk isn't initialized to anything...
Good catch, will fix and then do a v6 with this + the issue from your other mail fixed
and I'll add your ack.
-err_put_hcd:
- usb_put_hcd(hcd);
err_power:
if (pdata->power_off)
pdata->power_off(dev);
+err_put_clks:
+ while (--clk >= 0)
+ clk_put(priv->clks[clk]);
... but it gets used here. The compiler should have warned about this.
Should have yes, but it doesn't (I've just double checked).
After fixing that, you can add
Acked-by: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>
Thanks & Regards,
Hans
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