When incrementing through a SIOCGIFCONF list, enforce a lower limit of sizeof(ifr->ifr_addr) for the variable length field ifr->ifr_addr.sa_len. Otherwise the increment will be wrong in certain cases.
When incrementing through a SIOCGIFCONF list, enforce a lower limit of
sizeof(ifr->ifr_addr) for the variable length field ifr->ifr_addr.sa_len.
Otherwise the increment will be wrong in certain cases.

Obtained from:	Whistle source tree
For the record:	Garrett Wollman <wollman@khavrinen.lcs.mit.edu> suggests
		SIOCGIFCONF should be dropped in favor of a sysctl mechanism.

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase