Symbol: SYSFS_BRIDGE_PORT_SUBDIR
net/bridge/br_sysfs_br.c
1062
br->ifobj = kobject_create_and_add(SYSFS_BRIDGE_PORT_SUBDIR, brobj);
net/bridge/br_sysfs_br.c
1065
__func__, dev->name, SYSFS_BRIDGE_PORT_SUBDIR);