tree a1e266459791b84d37b6a1988afb1255eb12fdd8
parent d40445a7cd59a89e07356033c107983a318e05c0
author Mark Salyzyn <salyzyn@google.com> 1453910568 -0800
committer Alain Vongsouvanh <alainv@google.com> 1454030639 -0800

system_server BINDER_TYPE_FD sockets using ashmem accessors

check if device is a character device, before calling
ashmem_get_size_region. We do not check if the st_rdev
matches /dev/ashmem. So this at least eliminates making
this call when associated with a socket.

Bug: 26374183
Change-Id: I68ed9d1c2cd4c47228ed065e3e18eb4151f038f4
(cherry picked from AOSP commit eab2afc7ac5183750a23693ecee89dad7f7abf5f)