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msm8974-common: sepolicy: More sysfs_graphics, resolve denials

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* avc: denied { setattr } for name="brightness" dev="sysfs" ino=12913
  scontext=u:r:init:s0 tcontext=u:object_r:sysfs_graphics:s0
  tclass=file permissive=1
* avc: denied { read } for name="window_type" dev="sysfs" ino=12710
  scontext=u:r:init:s0 tcontext=u:object_r:sysfs_graphics:s0 tclass=file
  permissive=1
* avc: denied { read } for name="window_type" dev="sysfs" ino=12710
  scontext=u:r:hal_sensors_default:s0
  tcontext=u:object_r:sysfs_graphics:s0 tclass=file permissive=0
* avc: denied { search } for name="panel" dev="sysfs" ino=12358
  scontext=u:r:hal_sensors_default:s0
  tcontext=u:object_r:sysfs_graphics:s0 tclass=dir permissive=0

Change-Id: I8597d7be6217816924a8fee854341e4f2fb18562
This commit is contained in:
Kevin F. Haggerty 2018-10-21 08:21:25 -06:00
parent 241d260828
commit 4cea2fcca2
No known key found for this signature in database
GPG key ID: 6D95512933112729
3 changed files with 14 additions and 1 deletions
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6
sepolicy/common/file_contexts
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@ -37,5 +37,11 @@
/sys/module/dhd/parameters/firmware_path u:object_r:sysfs_wifi_writeable:s0
/sys/module/dhd/parameters/nvram_path u:object_r:sysfs_wifi_writeable:s0
# sysfs - graphics/panel
/sys/class/mhl(/.*)? u:object_r:sysfs_graphics:s0
/sys/devices/mdp\.[0-9](/.*)? u:object_r:sysfs_graphics:s0
/sys/devices/virtual/graphics/fb0/csc_cfg u:object_r:sysfs_graphics:s0
/sys/devices/virtual/lcd/panel(/.*)? u:object_r:sysfs_graphics:s0
# sysfs - mdnie
/sys/devices/virtual/mdnie/mdnie(/.*)? u:object_r:sysfs_mdnie:s0

2
sepolicy/common/hal_sensors_default.te Normal file
View file

@ -0,0 +1,2 @@
allow hal_sensors_default sysfs_graphics:dir search;
allow hal_sensors_default sysfs_graphics:file r_file_perms;

7
sepolicy/common/init.te
View file

@ -1 +1,6 @@
allow init sysfs_mdnie:file setattr;
allow init sysfs_graphics:file r_file_perms;
allow init {
sysfs_graphics
sysfs_mdnie
}:file setattr;