disp: msm: dp: Add vc_start_slot check before payload allocation call
Adds a check for payload's vc_start_slot before attempting to finish
payload allocation. vc_start_slot is set to -1 on payload allocation
part 1 failure.
Prevents calling mst helper function on failed payload allocation.
Change-Id: I435f370616afbc875bffd9207b2eb1cf98086178
Signed-off-by: Nisarg Bhavsar <[email protected]>