ASoC: SOF: Intel: hda-loader: improve error handling

If a ROM timeout is detected, we still stop the DMA but will return
the initial error should the DMA stop also fail.

Likewise the cleanup is handled regardless of the status, but we
return the initial error.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20191022192844.21022-2-pierre-louis.bossart@linux.intel.com


Signed-off-by: Mark Brown <broonie@kernel.org>