netdev - Re: [PATCH net-next] netdevsim: Only use sampling truncation length when valid

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Date:   Thu, 22 Apr 2021 09:14:26 -0700
From:   Jakub Kicinski <kuba@...nel.org>
To:     Ido Schimmel <idosch@...sch.org>
Cc:     netdev@...r.kernel.org, davem@...emloft.net, mlxsw@...dia.com,
        Ido Schimmel <idosch@...dia.com>
Subject: Re: [PATCH net-next] netdevsim: Only use sampling truncation length
 when valid

On Thu, 22 Apr 2021 16:50:50 +0300 Ido Schimmel wrote:
> From: Ido Schimmel <idosch@...dia.com>
> 
> When the sampling truncation length is invalid (zero), pass the length
> of the packet. Without the fix, no payload is reported to user space
> when the truncation length is zero.
> 
> Fixes: a8700c3dd0a4 ("netdevsim: Add dummy psample implementation")
> Signed-off-by: Ido Schimmel <idosch@...dia.com>

Acked-by: Jakub Kicinski <kuba@...nel.org>

> +	md->trunc_size = psample->trunc_size ? psample->trunc_size : len;

nit:  ... = psample->trunc_size ? : len;  ?