From 801b87fe71f2e98d80e826241069cc749dcee099 Mon Sep 17 00:00:00 2001
From: millerliang <millerliang@google.com>
Date: Wed, 2 Mar 2022 11:33:37 +0800
Subject: [PATCH] Fix AAudio avc denied

I auditd  : type=1400 audit(0.0:35): avc:
denied { map } for comm="binder:896_4" path="/dev/snd/pcmC0D0p"
dev="tmpfs" ino=1138 scontext=u:r:audioserver:s0
tcontext=u:object_r:audio_device:s0 tclass=chr_file permissive=0

E SELinux : avc:  denied  { find } for pid=887 uid=1041 name=audio
scontext=u:r:audioserver:s0 tcontext=u:object_r:audio_service:s0
tclass=service_manager permissive=0

Bug: 222191260
Test: Flash TH ROM and test it by the following command
Test: test_steal_exclusive -c0

Signed-off-by: millerliang <millerliang@google.com>
Change-Id: I8ea6741f3682b568de089d040d511b68938374ab
---
 whitechapel_pro/audioserver.te | 3 +++
 1 file changed, 3 insertions(+)
 create mode 100644 whitechapel_pro/audioserver.te

diff --git a/whitechapel_pro/audioserver.te b/whitechapel_pro/audioserver.te
new file mode 100644
index 00000000..c7d69097
--- /dev/null
+++ b/whitechapel_pro/audioserver.te
@@ -0,0 +1,3 @@
+# allow access to ALSA MMAP FDs for AAudio API
+allow audioserver audio_device:chr_file r_file_perms;
+allow audioserver audio_service:service_manager find;