On 11.05.2016 15:25, Andrew Jones wrote:
> Only assign outputs if both address and size are found.
>
> Signed-off-by: Andrew Jones <drjones@xxxxxxxxxx>
> ---
> lib/devicetree.c | 9 ++++++---
> 1 file changed, 6 insertions(+), 3 deletions(-)
>
> diff --git a/lib/devicetree.c b/lib/devicetree.c
> index c091459a94e27..6ebd4ff5b2a9c 100644
> --- a/lib/devicetree.c
> +++ b/lib/devicetree.c
> @@ -23,21 +23,24 @@ int dt_get_nr_cells(int fdtnode, u32 *nr_address_cells, u32 *nr_size_cells)
> {
> const struct fdt_property *prop;
> u32 *nr_cells;
> - int len;
> + int len, nac, nsc;
>
> prop = fdt_get_property(fdt, fdtnode, "#address-cells", &len);
> if (prop == NULL)
> return len;
>
> nr_cells = (u32 *)prop->data;
> - *nr_address_cells = fdt32_to_cpu(*nr_cells);
> + nac = fdt32_to_cpu(*nr_cells);
>
> prop = fdt_get_property(fdt, fdtnode, "#size-cells", &len);
> if (prop == NULL)
> return len;
>
> nr_cells = (u32 *)prop->data;
> - *nr_size_cells = fdt32_to_cpu(*nr_cells);
> + nsc = fdt32_to_cpu(*nr_cells);
> +
> + *nr_address_cells = nac;
> + *nr_size_cells = nsc;
>
> return 0;
> }
Reviewed-by: Thomas Huth <thuth@xxxxxxxxxx>
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