On 2016-10-17 16:54, Nicolas Ferre wrote:
> Le 17/10/2016 à 14:53, Peter Rosin a écrit :
>> Hi!
>> I'm suffering from a regression while using the usb gadget port on the
>> sama5d3 to get terminal access to the device in question 
>> I get this message when I try to connect:
>> udc: ep: Invalid setup request: 02.01 v0000 i0081 l0, halting endpoint...
>> A bisect blames commit v4.7-rc1-21-gc32b5bcfa3c4 "ARM: dts: at91: Fix
>> USB endpoint nodes".
>> And indeed, reverting that commit on top of v4.9-rc1 fixes things,
>> although that doesn't look like the best of fixes...
>> BTW, the bisect was extremely painful since v4.7-rc1 seemed broken
>> somewhere in the overlayfs area. I hope I will never ever need to bisect
>> in the v4.6..v4.7 area again. This was the second time, the first time
>> I was chasing a gpio interrupt bug, but I never found out what was wrong
>> and stopped looking when v4.9-rc1 turned out to be ok even though v4.8
>> was bad, it was just too painful to look for things that already seemed
>> fixed.
> I guess that you are referring to the regression listed here:
> https://www.mail-archive.com/linux-kernel@vger.kernel.org/msg1239220.html
> The patch is available and will hopefully land in an official kernel
> soon (4.8.1) as said by Felipe and Greg.
> Sorry for the inconvenience. Best regards,

Ok, I tried "usb: gadget: udc: atmel: fix endpoint name" and it fixes
things for me too. But shouldn't the memory for the now dynamic name be
allocated with devm_kasprintf instead of that plain kasprint? If you
are pedantic...


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