Re: [dpdk-dev] [PATCH] i40e: fix build with gcc 5

["Ananyev, Konstantin" <konstantin.ananyev@intel.com>]

> -----Original Message-----
> From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of Panu Matilainen
> Sent: Thursday, February 19, 2015 10:25 AM
> To: dev@dpdk.org
> Subject: [dpdk-dev] [PATCH] i40e: fix build with gcc 5
> 
> Eliminate embiguity in the condition which trips up a "logical not
> is only applied to the left..." warning from gcc 5, causing build
> failure with -Werror.
> 
> Signed-off-by: Panu Matilainen <pmatilai@redhat.com>
> ---
>  lib/librte_pmd_i40e/i40e_rxtx.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/lib/librte_pmd_i40e/i40e_rxtx.c b/lib/librte_pmd_i40e/i40e_rxtx.c
> index c9f1026..ede5405 100644
> --- a/lib/librte_pmd_i40e/i40e_rxtx.c
> +++ b/lib/librte_pmd_i40e/i40e_rxtx.c
> @@ -613,7 +613,7 @@ check_rx_burst_bulk_alloc_preconditions(__rte_unused struct i40e_rx_queue *rxq)
>  			     "rxq->nb_rx_desc=%d",
>  			     rxq->rx_free_thresh, rxq->nb_rx_desc);
>  		ret = -EINVAL;
> -	} else if (!(rxq->nb_rx_desc % rxq->rx_free_thresh) == 0) {
> +	} else if (!(rxq->nb_rx_desc % rxq->rx_free_thresh == 0)) {

Why just not:
else if (rxq->nb_rx_desc % rxq->rx_free_thresh != 0)
?

>  		PMD_INIT_LOG(DEBUG, "Rx Burst Bulk Alloc Preconditions: "
>  			     "rxq->nb_rx_desc=%d, "
>  			     "rxq->rx_free_thresh=%d",
> --
> 2.1.0