Fastbootd must be able to erase logical partitions

This CL adds permissions to allow fastbootd to erase
logical partitions.

[   33.423370] c5    587 audit: type=1400 audit(2073228.303:11): avc:  denied  { ioctl } for
pid=587 comm="fastbootd" path="/dev/block/dm-0" dev="tmpfs" ino=25433 ioctlcmd=0x127d
scontext=u:r:fastbootd:s0 tcontext=u:object_r:dm_device:s0 tclass=blk_file permissive=0^M
[   33.446927] c5    587 audit: type=1400 audit(2073228.326:12): avc:  denied  { ioctl }
for  pid=587 comm="fastbootd" path="/dev/block/dm-0" dev="tmpfs" ino=25433 ioctlcmd=0x1277
scontext=u:r:fastbootd:s0 tcontext=u:object_r:dm_device:s0 tclass=blk_file permissive=0^M

Test: fastboot erase system
Bug: 125391557

Change-Id: I0c99db123ed5357ceb7e16e192042e8e044e3557
1 file changed