Sam-KY Lin 3006c81521 [ALPS03897468] kernel: remove sepolicy which violate neverallow rule
[Detail]
Google introduced new neverallow rule for restricting core_domain &
non-core_domain communication via data partition.
This patch removes MTK sepolicy rules which violate neverallow rule.

MTK-Commit-Id: 2f3ae1f106cdf28f00ee75638dd77fd8242f9746

Change-Id: If6c64eec4f3cf5760988e3c266da83d1d93e649f
CR-Id: ALPS03897468
Feature: [Android Default] SELinux, SEAndroid, and SE-MTK
2020-01-18 09:42:23 +08:00

89 lines
2.8 KiB
Plaintext

# ==============================================
# MTK Policy Rule
# ============
# Date : WK14.38
# Operation : Migration
# Purpose : run guitar_update for touch F/W upgrade.
allow kernel sdcard_type:dir search;
# Date : WK14.39
# Operation : Migration
# Purpose : ums driver can access blk_file
allow kernel block_device:blk_file rw_file_perms;
allow kernel loop_device:blk_file r_file_perms;
allow kernel vold_device:blk_file rw_file_perms;
# Date : WK14.43
# Operation : Migration
# Purpose : Access to nvarm for reading MAC. (LOS WIFI feature)
allow kernel system_data_file:lnk_file r_file_perms;
# Date : WK14.43
# Operation : Migration
# Purpose : Access to nvarm for reading MAC. (LOS WIFI feature)
#allow kernel nvram_device:blk_file rw_file_perms;
# Date : WK15.29
# Operation : Migration
# Purpose : grant wifi data file access for mtk_wmtd as root.
#allow kernel self:capability { dac_read_search dac_override };
# Date : WK15.35
# Operation : Migration
# Purpose : grant fon_image_data_file read permission for loop device
allow kernel fon_image_data_file:file read;
# Date : WK15.38
# Operation : Migration
# Purpose : grant proc_thermal for dir search
allow kernel proc_thermal:dir search;
# Date : WK16.11
# Operation : Migration
# Purpose : grant storage_file and wifi_data_file for kernel thread mtk_wmtd to access /sdcard/wifi.cfg
# and /data/misc/wifi/wifi.cfg to access wifi.cfg, in which, some wifi driver configuations are there.
allow kernel mnt_user_file:dir search;
allow kernel mnt_user_file:lnk_file read;
allow kernel wifi_data_file:file r_file_perms;
allow kernel wifi_data_file:dir search;
allow kernel storage_file:lnk_file read;
allow kernel sdcard_type:file open;
# Data : WK16.16
# Operation : Migration
# Purpose : Access to TC1 partition for reading MEID
allow kernel block_device:dir search;
# Data : WK16.16
# Operation : Migration
# Purpose : Access to TC1 partition for reading MEID
allow kernel misc2_block_device:blk_file rw_file_perms;
# Date : WK16.30
# Operation: SQC
# Purpose: Allow sdcardfs workqueue to access lower file systems
allow kernel { fuseblk }:dir create_dir_perms;
allow kernel { fuseblk }:file create_file_perms;
# Date : WK16.30
# Operation: SQC
# Purpose: Allow sdcardfs workqueue to access lower file systems
allow kernel {vfat mnt_media_rw_file}:dir create_dir_perms;
allow kernel {vfat mnt_media_rw_file}:file create_file_perms;
allow kernel kernel:key { write search setattr };
# Date : WK16.42
# Operation: SQC
# Purpose: Allow task of cpuset cgroup can migration to parent cgroup when cpus is NULL
allow kernel platform_app:process setsched;
# Date : WK17.01
# Operation: SQC
# Purpose: Allow OpenDSP kthread to write debug dump to sdcard
allow kernel audioserver:fd use;
# Date : WK18.02
# Operation: SQC
# Purpose: Allow SCP SmartPA kthread to write debug dump to sdcard
allow kernel mtk_hal_audio:fd use;