On Thu, Oct 18, 2018 at 12:02:50PM +0200, Boris Brezillon wrote:
> The calculated ideal rate can easily overflow an unsigned long, thus
> making the best div selection buggy as soon as no ideal match is found
> before the overflow occurs.
>
> Fixes: 4731a72df273 ("drm/sun4i: request exact rates to our parents")
> Cc: <stable@xxxxxxxxxxxxxxx>
> Signed-off-by: Boris Brezillon <boris.brezillon@xxxxxxxxxxx>
> Acked-by: Maxime Ripard <maxime.ripard@xxxxxxxxxxx>
> ---
> Changes in v2:
> - Add a comment to explain why we bail out after an overflow
> - Add Maxime ack
> - Use a goto instead of a break
APplied, thanks!
Maxime
--
Maxime Ripard, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
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