Fix bug in frame boundary feature
In submit_wait_request we were passing the memory location of the pointer to submission_pnext instead of the actual pointer. This commit fixes it to pass the actual pointer. Additionally when creating the frame boundary, set the pNext explicitly to nullptr.
Change-Id: I61ab9c898c3af4b3f401a3de6fdf7201fd2553ac Signed-off-by: Dennis Tsiang dennis.tsiang@arm.com