* ext/socket/sockport.h (VALIDATE_SOCKLEN): new macro to validate
  sa_len member of 4.4BSD socket address.

* ext/socket/getnameinfo.c (getnameinfo): use VALIDATE_SOCKLEN,
  instead of SA_LEN.

* ext/socket/socket.c (sock_s_getnameinfo): use VALIDATE_SOCKLEN
  instead of SS_LEN. 



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@39242 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* 2013-02-15

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@39243 b2dd03c8-39d4-4d8f-98ff-823fe69b080e