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authorEdward Tomasz Napierala <trasz@FreeBSD.org>2013-04-12 16:36:18 +0000
committerEdward Tomasz Napierala <trasz@FreeBSD.org>2013-04-12 16:36:18 +0000
commit8818042ff2ecd155adb5c248a22de2dbe5d9c2a9 (patch)
tree554eccae24daa74eb2faae34f3820ba8e348db79
parente3389419ef6ea88fed0e4bf0c11d9cb453ee303e (diff)
downloadsrc-8818042ff2ecd155adb5c248a22de2dbe5d9c2a9.tar.gz
src-8818042ff2ecd155adb5c248a22de2dbe5d9c2a9.zip
Fix usage for soreceive(9) - uio must always be non-NULL.
MFC after: 1 week
Notes
Notes: svn path=/head/; revision=249412
-rw-r--r--share/man/man9/socket.917
1 files changed, 12 insertions, 5 deletions
diff --git a/share/man/man9/socket.9 b/share/man/man9/socket.9
index 8320d84914c2..f2cb5bae5b0d 100644
--- a/share/man/man9/socket.9
+++ b/share/man/man9/socket.9
@@ -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