# Re: \[PATCH v2\] usb: fsl\_udc: errata - postpone freeing current dTD

- From: Fabio Estevam \<festevam@gmail.com\>
- Date: 2012-06-13 01:17:36 
- List: linuxppc-dev
- Page: https://ratatoskr.run/linuxppc-dev/2012/06/8609175
- Thread: https://ratatoskr.run/linux-arm-kernel/2012/06/8608354/t.md

```text
On Tue, Jun 12, 2012 at 4:40 PM, Christoph Fritz
[ref] wrote:

> Thanks for your patch. It does indeed load
> "Freescale High-Speed USB SOC Device Controller driver (Apr 20, 2007)"
> fine - but now when I want to use it:
>
> modprobe g_ether
> [ =C2=A0 17.099363] g_ether gadget: using random self ethernet address
> [ =C2=A0 17.105316] g_ether gadget: using random host ethernet address
> [ =C2=A0 17.111974] usb0: MAC 1a:c7:9e:76:cc:45
> [ =C2=A0 17.115866] usb0: HOST MAC 66:a2:4a:0a:46:17
> [ =C2=A0 17.120199] g_ether gadget: Ethernet Gadget, version: Memorial Da=
y 2008
> [ =C2=A0 17.126861] g_ether gadget: g_ether ready
>
> these are "the last words": System hangs completely. Same behavior with
> g_serial (these two I've tested).

Ok, I just sent a new patch to the linux-usb mailing list.

Tested it on a mx31 and mx51 and it probed g_ether fine. I don't have
a mx35 handy.

>
> Currently I can't investigate this further, not because of a bug - but a
> flu.

Hope you get better soon.

Regards,

Fabio Estevam
```