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(parent: 372e314) | patch
binder: use node->tmp_refs to ensure node safety
authorTodd Kjos <tkjos@android.com>
Thu, 29 Jun 2017 19:01:59 +0000 (12:01 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 17 Jul 2017 12:48:23 +0000 (14:48 +0200)
commitadc1884222276df6eb018f78bccacbcd78a0b9f6
tree3b041b13a03729009bd2fa063fc2163bc27aac0ftree | snapshot
parent372e3147df7016ebeaa372939e8774a1292db558commit | diff
binder: use node->tmp_refs to ensure node safety

When obtaining a node via binder_get_node(),
binder_get_node_from_ref() or binder_new_node(),
increment node->tmp_refs to take a
temporary reference on the node to ensure the node
persists while being used.  binder_put_node() must
be called to remove the temporary reference.

Signed-off-by: Todd Kjos <tkjos@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/android/binder.c diff | blob | history
Domain: System / Kernel;