Re: [PATCH] net/mlx4: Use ARRAY_SIZE to get an array's size

[Tariq Toukan <ttoukan.linux@xxxxxxxxx>]

On 8/18/2021 3:39 AM, Joe Perches wrote:
> On Tue, 2021-08-17 at 20:11 +0800, Jason Wang wrote:
> > The ARRAY_SIZE macro is defined to get an array's size which is
> > more compact and more formal in linux source. Thus, we can replace
> > the long sizeof(arr)/sizeof(arr[0]) with the compact ARRAY_SIZE.
> []
> > diff --git a/drivers/net/ethernet/mellanox/mlx4/qp.c b/drivers/net/ethernet/mellanox/mlx4/qp.c
> []
> > @@ -739,7 +739,7 @@ static void mlx4_cleanup_qp_zones(struct mlx4_dev *dev)
> >   		int i;
> >   
> >
> >   		for (i = 0;
> > -		     i < sizeof(qp_table->zones_uids)/sizeof(qp_table->zones_uids[0]);
> > +		     i < ARRAY_SIZE(qp_table->zones_uids);
> >   		     i++) {
>
> trivia:  could now be a single line
>
> 		for (i = 0; i < ARRAY_SIZE(qp_table->zones_uids); i++) {

I'm fine with both suggestions.
Reviewed-by: Tariq Toukan <tariqt@xxxxxxxxxx>

Thanks for your patch.
Tariq