[CentOS] USB 2.0 device on a USB 3.0 plug
Kenneth Porter
shiva at sewingwitch.com
Fri Feb 17 14:14:40 UTC 2017
--On Thursday, February 16, 2017 12:58 PM -0500 Jerry Geis
<jerry.geis at gmail.com> wrote:
> [495043.100076] usb 5-2: device descriptor read/64, error -71
The USB driver uses negative values of the errors from
/usr/include/asm-generic/errno.h. 71 is EPROTO, a protocol error.
Check the USB driver source code to see what would elicit this error.
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