Some user managed to hit a race where iface is gone between SIOCGIFFLAGS
and SIOCSIFFLAGS (!). If SIOCSIFFLAGS fails, treat it the same as failed
SIOCGIFFLAGS
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
ifrequest.ifr_flags |= IFF_UP;
/* Let user know we mess up with interface */
bb_error_msg("upping interface");
- if (network_ioctl(SIOCSIFFLAGS, &ifrequest, "setting interface flags") < 0)
- xfunc_die();
+ if (network_ioctl(SIOCSIFFLAGS, &ifrequest, "setting interface flags") < 0) {
+ if (errno != ENODEV)
+ xfunc_die();
+ G.iface_exists = 0;
+ return;
+ }
}
#if 0 /* why do we mess with IP addr? It's not our business */