rust-lang/rust — pull request #17315 by alexcrichton (2014-09-16 20:08:32+00:00)
Title: net: Fix some valgrind annoyances

According to valgrind these bytes are always uninitialized, which I don't
understand because the memory is always allocated with mem::zeroed(), but just
to be safe set sin6_flowinfo to 0 unconditionally.