From 49a4a06264502fed3b8a61b67974d7e9f5abb342 Mon Sep 17 00:00:00 2001
From: Devin Moore <devinmoore@google.com>
Date: Sat, 4 May 2024 00:50:52 +0000
Subject: [PATCH] Allow crash_dump to read misctrl properties

This is used to determine if the device has been in 16k page size mode
to help debug issues with that.

Test: debuggerd_test with ro.misctl.16kb_before="1"
Bug: 335247092
Change-Id: I7b5fcd39cc5b3247d866814fbcf53299d68846c2
---
 private/crash_dump.te | 2 ++
 private/property.te   | 1 +
 2 files changed, 3 insertions(+)

diff --git a/private/crash_dump.te b/private/crash_dump.te
index 9bc7cf6ba..45d57222d 100644
--- a/private/crash_dump.te
+++ b/private/crash_dump.te
@@ -109,6 +109,8 @@ dontaudit crash_dump {
 dontaudit crash_dump system_data_file:{ lnk_file file } read;
 dontaudit crash_dump property_type:file read;
 
+get_prop(crash_dump, misctrl_prop)
+
 ###
 ### neverallow assertions
 ###
diff --git a/private/property.te b/private/property.te
index 994594d5f..4ce2d54ad 100644
--- a/private/property.te
+++ b/private/property.te
@@ -231,6 +231,7 @@ neverallow {
   -init
   -dumpstate
   -misctrl
+  -crash_dump
   userdebug_or_eng(`-su')
 } misctrl_prop:file no_rw_file_perms;
 neverallow {