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From: Michael Tuexen <tuexen@FreeBSD.org>
Date: Tue, 5 Jun 2012 20:48:14 +0000 (UTC)
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Subject: svn commit: r236640 - head/share/man/man4
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Author: tuexen
Date: Tue Jun  5 20:48:13 2012
New Revision: 236640
URL: http://svn.freebsd.org/changeset/base/236640

Log:
  The cmsg_len field includes the cmsg header. So use CMSG_LEN().
  
  MFC after: 3 days

Modified:
  head/share/man/man4/ip.4

Modified: head/share/man/man4/ip.4
==============================================================================
--- head/share/man/man4/ip.4	Tue Jun  5 20:39:12 2012	(r236639)
+++ head/share/man/man4/ip.4	Tue Jun  5 20:48:13 2012	(r236640)
@@ -165,7 +165,7 @@ The
 .Vt cmsghdr
 fields have the following values:
 .Bd -literal
-cmsg_len = sizeof(struct in_addr)
+cmsg_len = CMSG_LEN(sizeof(struct in_addr))
 cmsg_level = IPPROTO_IP
 cmsg_type = IP_RECVDSTADDR
 .Ed
@@ -184,7 +184,7 @@ structure followed by the
 address.
 The cmsghdr fields should have the following values:
 .Bd -literal
-cmsg_len = sizeof(struct in_addr)
+cmsg_len = CMSG_LEN(sizeof(struct in_addr))
 cmsg_level = IPPROTO_IP
 cmsg_type = IP_SENDSRCADDR
 .Ed
@@ -279,7 +279,7 @@ that contains a cmsghdr structure follow
 .Tn TTL .
 The cmsghdr fields have the following values:
 .Bd -literal
-cmsg_len = sizeof(u_char)
+cmsg_len = CMSG_LEN(sizeof(u_char))
 cmsg_level = IPPROTO_IP
 cmsg_type = IP_RECVTTL
 .Ed
@@ -307,7 +307,7 @@ The
 .Vt cmsghdr
 fields have the following values:
 .Bd -literal
-cmsg_len = sizeof(struct sockaddr_dl)
+cmsg_len = CMSG_LEN(sizeof(struct sockaddr_dl))
 cmsg_level = IPPROTO_IP
 cmsg_type = IP_RECVIF
 .Ed