[dpdk-dev] [PATCH 6/6] examples: remove unneeded casts

Bruce Richardson bruce.richardson at intel.com
Thu Feb 19 16:02:03 CET 2015


On Sat, Feb 14, 2015 at 09:59:10AM -0500, Stephen Hemminger wrote:
> *alloc() routines return void * and therefore cast is not needed.
> 
> Signed-off-by: Stephen Hemminger <stephen at networkplumber.org>
> ---
>  examples/kni/main.c       | 4 ++--
>  examples/l3fwd-acl/main.c | 4 ++--
>  examples/vhost/main.c     | 7 ++++---
>  3 files changed, 8 insertions(+), 7 deletions(-)
> 
... <snip> ...
> diff --git a/examples/vhost/main.c b/examples/vhost/main.c
> index 3a35359..a96b19f 100644
> --- a/examples/vhost/main.c
> +++ b/examples/vhost/main.c
> @@ -2592,9 +2592,10 @@ new_device (struct virtio_net *dev)
>  
>  		}
>  
> -		vdev->regions_hpa = (struct virtio_memory_regions_hpa *) rte_zmalloc("vhost hpa region",
> -			sizeof(struct virtio_memory_regions_hpa) * vdev->nregions_hpa,
> -			RTE_CACHE_LINE_SIZE);
> +		vdev->regions_hpa = rte_calloc("vhost hpa region",
> +					       sizeof(struct virtio_memory_regions_hpa),
> +					       vdev->nregions_hpa,
> +					       RTE_CACHE_LINE_SIZE);

I know functionally it probably doesn't make a difference, but I think your
"num" and "size" parameters are reversed here.

/Bruce


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