[PATCH] x86: Correct error return value in mrccache_get_region()

[Bin Meng]

On Mon, Feb 3, 2020 at 4:37 AM Simon Glass <sjg at chromium.org> wrote:
>
> This function doesn't use uclass_find_first_device() correctly. Add a
> check that the device is found so we don't try to read properties from a
> NULL device.
>
> The fixes booting on minnoxmax.
>
> Fixes: 87f1084a630 ("x86: Adjust mrccache_get_region() to use livetree")
>
> Signed-off-by: Simon Glass <sjg at chromium.org>
> ---
>
>  arch/x86/lib/mrccache.c | 2 ++
>  1 file changed, 2 insertions(+)
>

Reviewed-by: Bin Meng <bmeng.cn at gmail.com>