Permit fstat of property mapping.

Change-Id: Ie58185519252dad29a23d0d3d54b1cbafea83a83
Signed-off-by: Stephen Smalley <sds@tycho.nsa.gov>

domain.te

@@ -5,7 +5,7 @@ allow domain init:process sigchld;
 
 # Read access to properties mapping.
 allow domain kernel:fd use;
-allow domain tmpfs:file read;
+allow domain tmpfs:file { read getattr };
 
 # binder adjusts the nice value during IPC.
 allow domain self:capability sys_nice;