msm: vidc: Initialize an uninitialized variable

Initializing layer_id before sending the command
to firmware. This variable is urrently being ignored
by firmware but in future it might case issues.

Change-Id: I1dc3a766e12de4806efe091f32e6f75778588aa5
Signed-off-by: Vinay Kalia <vkalia@codeaurora.org>
3 files changed