From: Vladimir Oltean <olte...@gmail.com>
Date: Sun, 29 Sep 2019 02:01:39 +0300
> The speed divisor is used in a context expecting an s64, but it is
> evaluated using 32-bit arithmetic.
>
> To avoid that happening, instead of multiplying by 1,000,000 in the
> first place, simplify the fraction and do a standard 32 bit division
> instead.
>
> Fixes: f04b514c0ce2 ("taprio: Set default link speed to 10 Mbps in
> taprio_set_picos_per_byte")
> Reported-by: Gustavo A. R. Silva <gust...@embeddedor.com>
> Suggested-by: Eric Dumazet <eric.duma...@gmail.com>
> Signed-off-by: Vladimir Oltean <olte...@gmail.com>
Applied and queued up for -stable, thanks.
