On Mon, 29 Nov 2004, Oliver Neukum wrote:
> Am Montag, 29. November 2004 18:20 schrieb Alan Stern:
> +
> +���������������/* don't allow the user to unbind the hub driver from
> +��������������� * a hub with children to manage */
> +���������������for (i = 0; i < ps->dev->maxchild; ++i) {
> +�����������������������if (ps->dev->children[i])
> +�������������������������������retval = -EBUSY;
> +���������������}
> +���������������if (retval)
> +�����������������������break;
> +
>
> Are you sure locking is sufficient here?
Yes. This code executes with ps->dev locked, and the children[] array
isn't changed without holding the device lock.
Alan Stern
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