watchdog security policy.

Initial policy for software watchdog daemon
which is started by init.

Change-Id: I042a5b1698bf53ce2e50ea06851c374e5123ee2c
Signed-off-by: rpcraig <rpcraig@tycho.ncsc.mil>
diff --git a/file_contexts b/file_contexts
index 3b207c9..c47b44b 100644
--- a/file_contexts
+++ b/file_contexts
@@ -104,6 +104,7 @@
 /dev/urandom		u:object_r:urandom_device:s0
 /dev/vcs[0-9a-z]*	u:object_r:vcs_device:s0
 /dev/video[0-9]*	u:object_r:video_device:s0
+/dev/watchdog		u:object_r:watchdog_device:s0
 /dev/xt_qtaguid	u:object_r:qtaguid_device:s0
 /dev/zero		u:object_r:zero_device:s0
 #############################