ASoC: msm-cpe-lsm: Improve handling of errors during buffering

The channel setup errors are not handled in some cases, add fix to
handle the errors gracefully for look ahead buffering.

CRs-fixed: 943741
Change-Id: Ifbaf8a05e0e1f4c7e099a1664e914d430345ee37
Signed-off-by: Bhalchandra Gajare <gajare@codeaurora.org>