udev/99-usbhost.rules

   1 SUBSYSTEM=="usb", ENV{DEVTYPE}=="usb_device", DEVPATH!="/devices/platform/dummy_hcd.*", MODE="0660", GROUP="system_share", SECLABEL{smack}="*"
   2 SUBSYSTEM=="usb", ENV{DEVTYPE}=="usb_device", DEVPATH=="/devices/platform/dummy_hcd.*", MODE="0666", GROUP="system_share", SECLABEL{smack}="*"