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SubjectRe: [PATCH 1/6 v2] usb/gadget/pch_udc: Fix disconnect issue
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Hi Sergei

2012/1/12 Sergei Shtylyov <sshtylyov@mvista.com>:
>> CAUSE:
>> When the driver calls dev->driver->disconnect(), it is not calling
>> spinlock().
>
>
>   spin_unlock(), you mean?

It means that there is not the following sentence in the previous source.
I think this is a cause of system freeze.
> +               spin_unlock(&dev->lock);
> +               spin_lock(&dev->lock);

I correct myself below.
CAUSE:
The driver calls dev->driver->disconnect() without calling
spin_unlock(&dev->lock).

thanks,
tomoya
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