Re: [Xen-devel] [PATCH-for-5.0 v3 3/6] hw/pci-host/i440fx: Use size_t to iterate over ARRAY_SIZE()

[Thomas Huth <thuth@xxxxxxxxxx>]

On 09/12/2019 10.49, Philippe Mathieu-Daudé wrote:
> We don't enforce the -Wsign-conversion CPPFLAG, but it doesn't hurt
> to avoid this warning:
> 
>   warning: implicit conversion changes signedness: 'int' to 'size_t' (aka 
> 'unsigned long') [-Wsign-conversion]
> 
> Signed-off-by: Philippe Mathieu-Daudé <philmd@xxxxxxxxxx>
> ---
>  hw/pci-host/i440fx.c | 5 ++---
>  1 file changed, 2 insertions(+), 3 deletions(-)
> 
> diff --git a/hw/pci-host/i440fx.c b/hw/pci-host/i440fx.c
> index fbdc563599..0cc80b276d 100644
> --- a/hw/pci-host/i440fx.c
> +++ b/hw/pci-host/i440fx.c
> @@ -419,12 +419,11 @@ out:
>  static void igd_pt_i440fx_realize(PCIDevice *pci_dev, Error **errp)
>  {
>      uint32_t val = 0;
> -    int i, num;
> +    size_t i;
>      int pos, len;
>      Error *local_err = NULL;
>  
> -    num = ARRAY_SIZE(igd_host_bridge_infos);
> -    for (i = 0; i < num; i++) {
> +    for (i = 0; i < ARRAY_SIZE(igd_host_bridge_infos); i++) {
>          pos = igd_host_bridge_infos[i].offset;
>          len = igd_host_bridge_infos[i].len;
>          host_pci_config_read(pos, len, &val, &local_err);
> 

Reviewed-by: Thomas Huth <thuth@xxxxxxxxxx>


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