Integrate nfc_power and rild rules from tuna sepolicy by Bryan Hinton.
diff --git a/system.te b/system.te
index 7f299c9..5fa9a91 100644
--- a/system.te
+++ b/system.te
@@ -113,6 +113,7 @@
 
 # XXX Label sysfs files with a specific type?
 allow system sysfs:file rw_file_perms;
+allow system sysfs_nfc_power_writable:file rw_file_perms;
 
 # Access devices.
 allow system device:dir r_dir_perms;