Re: [PATCH net] vhost: correctly check the return value of translate_desc() in log_used()

[Jason Wang <jasowang@xxxxxxxxxx>]

On 2019/2/16 上午2:03, David Miller wrote:
> From: Jason Wang<jasowang@xxxxxxxxxx>
> Date: Fri, 15 Feb 2019 15:53:24 +0800
>
> > When fail, translate_desc() returns negative value, otherwise the
> > number of iovs. So we should fail when the return value is negative
> > instead of a blindly check against zero.
> >
> > Reported-by: Stephen Hemminger<stephen@xxxxxxxxxxxxxxxxxx>
> > Fixes: cc5e71075947 ("vhost: log dirty page correctly")
> > Signed-off-by: Jason Wang<jasowang@xxxxxxxxxx>
> Jason, please put the Fixes tag first.
>
> Thank you.


Ok. Will post V2.

Thanks

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