Re: [PATCH v6 07/12] usb: chipidea: add a usb2 driver for ci13xxx

From: Arnd Bergmann
Date: Thu Sep 25 2014 - 15:12:31 EST

On Tuesday 23 September 2014, Antoine Tenart wrote:
> +static int ci_hdrc_usb2_dt_probe(struct device *dev,
> + struct ci_hdrc_platform_data *ci_pdata)
> +{
> + ci_pdata->phy = of_phy_get(dev->of_node, 0);

FWIW, I accidentally built a kernel with this driver enabled and got a warning
for this code. The problem is that ci_pdata->phy is a 'struct usb_phy' pointer,
while of_phy_get() returns a generic 'struct phy'. While the two have similar
behavior, they are not the same thing and this can't work.

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