SIOCSIFBR 2674 fs/compat_ioctl.c HANDLE_IOCTL(SIOCSIFBR, old_bridge_ioctl) SIOCSIFBR 376 net/bridge/br_ioctl.c case SIOCSIFBR: SIOCSIFBR 886 net/socket.c case SIOCSIFBR: