net/ftp: close the socket directly when an error occurs during TLS handshake.
Otherwise, @sock.read in Net::FTP#close hungs until read_timeout exceeded.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56918 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
net/ftp: close the socket directly when an error occurs during TLS handshake.
Otherwise, @sock.read in Net::FTP#close hungs until read_timeout exceeded.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56918 b2dd03c8-39d4-4d8f-98ff-823fe69b080e