On 4/15/19 9:03 AM, Wei Yang wrote:
> mcfg_start points to the start of MCFG table and is used in
> build_header. While this information could be derived from mcfg.
> 
> This patch removes the unnecessary variable mcfg_start.
> 
> Signed-off-by: Wei Yang <richardw.y...@linux.intel.com>
> Reviewed-by: Igor Mammedov <imamm...@redhat.com>
> ---
>  hw/arm/virt-acpi-build.c | 4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
> 
> diff --git a/hw/arm/virt-acpi-build.c b/hw/arm/virt-acpi-build.c
> index 857989362a..e09e7eff8d 100644
> --- a/hw/arm/virt-acpi-build.c
> +++ b/hw/arm/virt-acpi-build.c
> @@ -552,7 +552,6 @@ build_mcfg(GArray *table_data, BIOSLinker *linker, 
> VirtMachineState *vms)
>      const MemMapEntry *memmap = vms->memmap;
>      int ecam_id = VIRT_ECAM_ID(vms->highmem_ecam);
>      int len = sizeof(*mcfg) + sizeof(mcfg->allocation[0]);
> -    int mcfg_start = table_data->len;
>  
>      mcfg = acpi_data_push(table_data, len);
>      mcfg->allocation[0].address = cpu_to_le64(memmap[ecam_id].base);
> @@ -563,8 +562,7 @@ build_mcfg(GArray *table_data, BIOSLinker *linker, 
> VirtMachineState *vms)
>      mcfg->allocation[0].end_bus_number =
>          PCIE_MMCFG_BUS(memmap[ecam_id].size - 1);
>  
> -    build_header(linker, table_data, (void *)(table_data->data + mcfg_start),
> -                 "MCFG", table_data->len - mcfg_start, 1, NULL, NULL);
> +    build_header(linker, table_data, (void *)mcfg, "MCFG", len, 1, NULL, 
> NULL);
>  }
>  
>  /* GTDT */
> 

Reviewed-by: Philippe Mathieu-Daudé <phi...@redhat.com>

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