ASoC: msm: Update platform drivers to correctly access audio_client

Update platform driver open function call to access
audio_client pointer only after allocation to avoid crash.

Change-Id: I71f744d1d3c890f5064087b05a79096b4f33a95a
Signed-off-by: Ashish Jain <ashishj@codeaurora.org>
3 files changed