ASoC: qcom: audioreach: fix sparse warnings

Merge series from Srinivas Kandagatla <srinivas.kandagatla@oss.qualcomm.com>:

Recent static calibration support patches have excersised new code path
exposing some missing checks and also accessing some variables which are
of LE type that are accessed directly without converting it to CPU type.

Thanks to Dan Carpenter and kernel test robot for reporting this.