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Fix usage for soreceive(9) - uio must always be non-NULL.

MFC after:	1 week
This commit is contained in:
Edward Tomasz Napierala 2013-04-12 16:36:18 +00:00
parent e3389419ef
commit 8818042ff2
Notes: svn2git 2020-12-20 02:59:44 +00:00
svn path=/head/; revision=249412

View File

@ -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 or user memory via the
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