taglinefilesource code
IFF_UP747drivers/net/de600.cdev->flags &= ~IFF_UP;
IFF_UP776drivers/net/de620.cdev->flags &= ~IFF_UP;
IFF_UP1011drivers/net/plip.cif (dev->flags & IFF_UP)
IFF_UP472drivers/net/ppp.cppp->dev->flags &= ~IFF_UP; /* down the device */
IFF_UP667drivers/net/ppp.cif (((struct ppp *) ppp)->dev->flags & IFF_UP)
IFF_UP1050drivers/net/ppp.cif ((ppp->dev->flags & IFF_UP) && ppp_do_ip(ppp, proto, c, count)) {
IFF_UP1719drivers/net/ppp.cif (!(dev->flags & IFF_UP)) {
IFF_UP1935drivers/net/ppp.cif (ppp->dev->flags & IFF_UP)
IFF_UP1948drivers/net/ppp.cif (ppp->dev->flags & IFF_UP)
IFF_UP198net/inet/dev.cdev->flags |= (IFF_UP | IFF_RUNNING);
IFF_UP321net/inet/dev.c(dev->slave->flags & IFF_UP))
IFF_UP853net/inet/dev.cif(!(dev->flags & IFF_UP))  /* Downed devices don't count */
IFF_UP1024net/inet/dev.cIFF_UP | IFF_BROADCAST | IFF_DEBUG | IFF_LOOPBACK |
IFF_UP1063net/inet/dev.cif ((old_flags & IFF_UP) && ((dev->flags & IFF_UP) == 0)) 
IFF_UP1073net/inet/dev.cret = (! (old_flags & IFF_UP) && (dev->flags & IFF_UP))
IFF_UP1079net/inet/dev.cdev->flags&=~IFF_UP;  /* Didn't open so down the if */
IFF_UP1274net/inet/dev.cif((slave->flags&(IFF_UP|IFF_RUNNING))!=(IFF_UP|IFF_RUNNING))
IFF_UP69net/inet/dev_mcast.cif(!(dev->flags&IFF_UP))
IFF_UP108net/inet/devinet.cif (!(dev->flags & IFF_UP))
IFF_UP194net/inet/devinet.cif (!(dev->flags & IFF_UP))
IFF_UP204net/inet/devinet.cif (!(dev->flags & IFF_UP))
IFF_UP1381net/inet/ip.cif (dev2->flags & IFF_UP)
IFF_UP1965net/inet/ip.cif (dev->flags & IFF_UP)
IFF_UP2012net/inet/ip.cif((dev->flags&IFF_UP)&&(dev->flags&IFF_MULTICAST))
IFF_UP2141net/inet/ip.cif((dev->flags&IFF_UP)&&(dev->flags&IFF_MULTICAST)&&
IFF_UP2202net/inet/ip.cif((dev->flags&IFF_UP)&&(dev->flags&IFF_MULTICAST)&&
IFF_UP2256net/inet/ip.cif((dev->flags&IFF_UP)&& (dev->flags&IFF_MULTICAST)&&
IFF_UP701net/inet/ipx.cif (!(dev->flags & IFF_UP))
IFF_UP212net/inet/packet.cif (dev->flags & IFF_UP) 
IFF_UP413net/inet/route.cif ((dev2->flags & IFF_UP) && dev2->pa_addr == gw) 
IFF_UP464net/inet/tcp.cif (dev->flags & IFF_UP)