svn commit: r249412 - head/share/man/man9
Edward Tomasz Napierala
trasz at FreeBSD.org
Fri Apr 12 16:36:19 UTC 2013
Author: trasz
Date: Fri Apr 12 16:36:18 2013
New Revision: 249412
URL: http://svnweb.freebsd.org/changeset/base/249412
Log:
Fix usage for soreceive(9) - uio must always be non-NULL.
MFC after: 1 week
Modified:
head/share/man/man9/socket.9
Modified: head/share/man/man9/socket.9
==============================================================================
--- head/share/man/man9/socket.9 Fri Apr 12 16:29:15 2013 (r249411)
+++ head/share/man/man9/socket.9 Fri Apr 12 16:36:18 2013 (r249412)
@@ -25,7 +25,7 @@
.\"
.\" $FreeBSD$
.\"
-.Dd December 14, 2006
+.Dd April 12, 2013
.Dt SOCKET 9
.Os
.Sh NAME
@@ -208,12 +208,19 @@ Data may be retrieved directly to kernel
argument, or as an mbuf chain returned to the caller via
.Fa mp0 ,
avoiding a data copy.
-Only one of the
+The
.Fa uio
-or
-.Fa mp0
-pointers may be
+must always be
.Pf non- Dv NULL .
+If
+.Fa mp0
+is
+.Pf non- Dv NULL ,
+only the
+.Pf uio_resid
+of
+.Fa uio
+is used.
The caller may optionally retrieve a socket address on a protocol with the
.Dv PR_ADDR
capability by providing storage via
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