tree fa15d3feafa3eead83827921889d75ed2f2fab11
parent 79ba0d9ff9cfcd9f654957f94ad55bdfc415a344
author liquan.zhou <liquan.zhou@t2mobile.com> 1656293146 +0800
committer liquan.zhou <liquan.zhou@t2mobile.com> 1656293146 +0800

Light Sensor:L-sensor read lcd backlight failed due to permission denied

For selinux, we already added sepolicy which allow
hal_sensors_default to read/write tct_mmitest_sysfs,
but it does not work. So we defind target sys file as
vendor_sysfs_graphics.

Log:
11-19 10:55:25.320  1083  1083 I 51_see  : type=1400 audit(0.0:3608): avc: denied { search } for name="backlight" dev="sysfs" ino=47808 scontext=u:r:hal_sensors_default:s0 tcontext=u:object_r:tct_mmitest_sysfs:s0 tclass=dir permissive=1
11-19 10:55:26.420  1083  1083 I 51_see  : type=1400 audit(0.0:3610): avc: denied { open } for path="/sys/devices/platform/soc/c440000.qcom,spmi/spmi-0/spmi0-05/c440000.qcom,spmi:qcom,pm6150l@5:qcom,wled@d800/backlight/backlight/brightness" dev="sysfs" ino=47814 scontext=u:r:hal_sensors_default:s0 tcontext=u:object_r:tct_mmitest_sysfs:s0 tclass=file permissive=1

Bug:FP4S-194
Test:
1.Open adaptive brightness
2.Capture log analysis

Change-Id: If4065b7ef8c384d03927be10846285ff3f707b0d