rev 1.30
rev 1.30

Don't increase the segment index if we skipped a zero-length mbuf.

rev 1.22

Since the SGMAP buffer load subroutine doesn't need to modify
the segment index, don't pass it by reference.

From NetBSD

ok miod@

orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars