od command behavior change

[Kyle Evans]

On Tue, Feb 13, 2018 at 8:32 PM, Mori Hiroki <yamori813 at yahoo.co.jp> wrote:
> Hi
>
> I use od command get mac address from flash.
>
> CURRENT od command change behavior.
>
> OLD od
>
> # od -j 0x0004 -N 6 -t x1 /dev/flash/spi0s.u-boot-env
> 0000004    00  18  84  12  34  56
> 0000012
>
> CURRENT od
>
> # od -j 0x0004 -N 6 -t x1 /dev/flash/spi0s.u-boot-env
> od: /dev/flash/spi0s.u-boot-env: Invalid argument
> 0000004
>
> Is this bug?
>

Probably- does applying [1] fix it? Having this ioctl result in total
failure was probably not a great decision, since noseek() will
probably still work.

Thanks,

Kyle Evans

[1] https://people.freebsd.org/~kevans/od-fix.diff