
When sync object is invalid and num_in_map > 1, it will lead to context ref leak. Check sync object first, then register sync call back. CRs-Fixed: 2594185 Change-Id: I2d39ce3ea43bbe7bc05420b86b37fdfba4aa795a Signed-off-by: Ayush Kumar <ayushkr@codeaurora.org>