Merge "Allow init to create & write to vibrator/trigger."

public/init.te

@@ -320,6 +320,14 @@ allow init {
   sysfs_zram
 }:file rw_file_perms;
 
+# Allow init to write to vibrator/trigger
+allow init sysfs_vibrator:file w_file_perms;
+
+# Creating files on sysfs is impossible so this isn't a threat.
+# We may write to a non-existent file to avoid conditional
+# init behavior.
+dontaudit init sysfs_vibrator:dir write;
+
 # init chmod/chown access to /sys files.
 allow init {
   sysfs_android_usb