netdev - Re: [PATCH net 7/7] ibmvnic: parenthesize a check

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Date:   Thu, 24 Jun 2021 00:50:57 -0500
From:   Lijun Pan <lijunp213@...il.com>
To:     Sukadev Bhattiprolu <sukadev@...ux.ibm.com>
Cc:     Networking <netdev@...r.kernel.org>,
        Dany Madden <drt@...ux.ibm.com>,
        Rick Lindsley <ricklind@...ux.ibm.com>,
        Brian King <brking@...ux.ibm.com>,
        Cristobal Forno <cforno12@...ux.ibm.com>
Subject: Re: [PATCH net 7/7] ibmvnic: parenthesize a check

On Wed, Jun 23, 2021 at 11:17 PM Sukadev Bhattiprolu
<sukadev@...ux.ibm.com> wrote:
>
> Parenthesize a check to be more explicit and to fix a sparse warning
> seen on some distros.
>
> Fixes: 91dc5d2553fbf ("ibmvnic: fix miscellaneous checks")
> Signed-off-by: Sukadev Bhattiprolu <sukadev@...ux.ibm.com>
> ---
>  drivers/net/ethernet/ibm/ibmvnic.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c
> index 363a5d5503ad..697b9714fc76 100644
> --- a/drivers/net/ethernet/ibm/ibmvnic.c
> +++ b/drivers/net/ethernet/ibm/ibmvnic.c
> @@ -3367,7 +3367,7 @@ static int enable_scrq_irq(struct ibmvnic_adapter *adapter,
>                 /* H_EOI would fail with rc = H_FUNCTION when running
>                  * in XIVE mode which is expected, but not an error.
>                  */
> -               if (rc && rc != H_FUNCTION)
> +               if (rc && (rc != H_FUNCTION))

It is unnecessary and this is not an issue with the latest sparse.
Just curious what was the version on that distro?