tree 669eb2b29fbf3b3c0dd24e8eb16212017eb0f24d
parent e4cffcf4bf8b540e150c311e70559d735cc95358
author Todd Kjos <tkjos@android.com> 1498762911 -0700
committer Greg Kroah-Hartman <gregkh@linuxfoundation.org> 1500295649 +0200

binder: protect against two threads freeing buffer

Adds protection against malicious user code freeing
the same buffer at the same time which could cause
a crash. Cannot happen under normal use.

Signed-off-by: Todd Kjos <tkjos@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>