a15f249346
/dev/teei_fp is used by fingerprint to communicate with Microtrust TEE drivers to
store fingerprint data on the device. Label it and allow relevant source required
permissions.
Denial observed without this change:
[ 17.672144] .(4)[397:logd.auditd]type=1400 audit(1608975801.860:326): avc: denied { ioctl } for comm="fingerprint@2.1" path="/dev/teei_fp" dev="tmpfs" ino=15742 ioctlcmd=0x5402 scontext=u:r:hal_fingerprint_default:s0 tcontext=u:object_r:device:s0 tclass=chr_file permissive=1
Test: Boot and notice denials have disappeared
Signed-off-by: Aayush Gupta <aayushgupta219@gmail.com>
Change-Id: I8a7445400be241e81f8bf21347967b85381ed3ec
2 lines
81 B
Plaintext
2 lines
81 B
Plaintext
allow hal_fingerprint_default teei_fp_device:chr_file { read write open ioctl };
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