netdev - RE: [PATCH net-next] net: qed_debug: fix check of false (grc

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Date:   Tue, 12 Oct 2021 08:21:21 +0000
From:   Shai Malin <smalin@...vell.com>
To:     Jεan Sacren <sakiwit@...il.com>
CC:     GR-everest-linux-l2 <GR-everest-linux-l2@...vell.com>,
        "davem@...emloft.net" <davem@...emloft.net>,
        "kuba@...nel.org" <kuba@...nel.org>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        Ariel Elior <aelior@...vell.com>
Subject: RE: [PATCH net-next] net: qed_debug: fix check of false (grc_param <
 0) expression

On 10/12/21 at 10:47 AM  Jεan Sacren wrote:
> The type of enum dbg_grc_params has the enumerator list starting from 0.
> When grc_param is declared by enum dbg_grc_params, (grc_param < 0) is
> always false.  We should remove the check of this expression.
> 
> Signed-off-by: Jean Sacren <sakiwit@...il.com>
> ---
>  drivers/net/ethernet/qlogic/qed/qed_debug.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/net/ethernet/qlogic/qed/qed_debug.c
> b/drivers/net/ethernet/qlogic/qed/qed_debug.c
> index f6198b9a1b02..e3edca187ddf 100644
> --- a/drivers/net/ethernet/qlogic/qed/qed_debug.c
> +++ b/drivers/net/ethernet/qlogic/qed/qed_debug.c
> @@ -5256,7 +5256,7 @@ enum dbg_status qed_dbg_grc_config(struct
> qed_hwfn *p_hwfn,
>  	 */
>  	qed_dbg_grc_init_params(p_hwfn);
> 
> -	if (grc_param >= MAX_DBG_GRC_PARAMS || grc_param < 0)
> +	if (grc_param >= MAX_DBG_GRC_PARAMS)
>  		return DBG_STATUS_INVALID_ARGS;
>  	if (val < s_grc_param_defs[grc_param].min ||
>  	    val > s_grc_param_defs[grc_param].max)

Thanks.

Acked-by: Shai Malin <smalin@...vell.com>