[U-Boot] [PATCH v2] armv8: fsl-layerscape: fix warning if no hwconfig is defined

[Michael Walle]

Am 2019-10-31 06:41, schrieb Pankaj Bansal:
> if no hwconfig variable is defined for a platform and we try to get the
> subarg of hwconfig, we receive a warning:
> WARNING: Calling __hwconfig without a buffer and before environment is 
> ready
> 
> Therefore, if hwconfig is not found return without further processing.
> 
> Signed-off-by: Pankaj Bansal <pankaj.bansal at nxp.com>

Tested-by: Michael Walle <michael at walle.cc>