Add caveat telling it's better to always read a data byte when passing
authorotto <otto@openbsd.org>
Mon, 3 Apr 2017 19:42:04 +0000 (19:42 +0000)
committerotto <otto@openbsd.org>
Mon, 3 Apr 2017 19:42:04 +0000 (19:42 +0000)
commit4229d575b34e5024b34c29ae4b8851aecc64b0d8
tree8503712e64dc4f0cb76c423a0a234c10684e6fe5
parentbfa5009d3a8c694c94d5fa97b8dff7f070b74253
Add caveat telling it's better to always read a data byte when passing
control messages.
Problem noted by Luke Small; ok deraadt@
lib/libc/sys/recv.2