binder: fix asyncfreespace accounting for empty parcels
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.15.13 by commit 17691bada6b2f1d5f1c0f6d28cd9d0727023b0ff, it was introduced in version v4.14 by commit 74310e06be4d74dcf67cd108366710dee5c576d5. For more details please see the references link.