Re: [PATCH v4 4/5] net/usb/r8152: make sure the USB buffer isDMA-able

From: David Miller
Date: Wed Jul 31 2013 - 17:50:14 EST

From: Hayes Wang <hayeswang@xxxxxxxxxxx>
Date: Wed, 31 Jul 2013 17:21:25 +0800

> Allocate the required memory before calling usb_control_msg. And
> the additional memory copy is necessary.
> Signed-off-by: Hayes Wang <hayeswang@xxxxxxxxxxx>

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