From owner-svn-src-head@FreeBSD.ORG  Fri Sep 10 23:22:02 2010
Return-Path: <owner-svn-src-head@FreeBSD.ORG>
Delivered-To: svn-src-head@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id C57EC106567A;
	Fri, 10 Sep 2010 23:22:02 +0000 (UTC) (envelope-from gjb@FreeBSD.org)
Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c])
	by mx1.freebsd.org (Postfix) with ESMTP id B53FD8FC2B;
	Fri, 10 Sep 2010 23:22:02 +0000 (UTC)
Received: from svn.freebsd.org (localhost [127.0.0.1])
	by svn.freebsd.org (8.14.3/8.14.3) with ESMTP id o8ANM2Hr099206;
	Fri, 10 Sep 2010 23:22:02 GMT (envelope-from gjb@svn.freebsd.org)
Received: (from gjb@localhost)
	by svn.freebsd.org (8.14.3/8.14.3/Submit) id o8ANM2wY099204;
	Fri, 10 Sep 2010 23:22:02 GMT (envelope-from gjb@svn.freebsd.org)
Message-Id: <201009102322.o8ANM2wY099204@svn.freebsd.org>
From: Glen Barber <gjb@FreeBSD.org>
Date: Fri, 10 Sep 2010 23:22:02 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
	svn-src-head@freebsd.org
X-SVN-Group: head
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Cc: 
Subject: svn commit: r212440 - head/share/man/man9
X-BeenThere: svn-src-head@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: SVN commit messages for the src tree for head/-current
	<svn-src-head.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-head>,
	<mailto:svn-src-head-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/svn-src-head>
List-Post: <mailto:svn-src-head@freebsd.org>
List-Help: <mailto:svn-src-head-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-head>,
	<mailto:svn-src-head-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Fri, 10 Sep 2010 23:22:02 -0000

Author: gjb (doc committer)
Date: Fri Sep 10 23:22:01 2010
New Revision: 212440
URL: http://svn.freebsd.org/changeset/base/212440

Log:
  Add RETURN VALUES section to devclass_get_maxunit(9).
  
  PR:		149979
  Submitted by:	gcooper
  Patch by:	gcooper
  Approved by:	keramida (mentor)
  MFC after:	1 week

Modified:
  head/share/man/man9/devclass_get_maxunit.9

Modified: head/share/man/man9/devclass_get_maxunit.9
==============================================================================
--- head/share/man/man9/devclass_get_maxunit.9	Fri Sep 10 23:18:45 2010	(r212439)
+++ head/share/man/man9/devclass_get_maxunit.9	Fri Sep 10 23:22:01 2010	(r212440)
@@ -43,6 +43,19 @@
 Returns the next unit number to be allocated to device instances in the
 .Dv devclass .
 This is one greater than the highest currently allocated unit.
+.Sh RETURN VALUES
+The
+.Fn devclass_get_maxunit
+function returns -1 if
+.Fa dc
+is 
+.Dv NULL;
+otherwise it returns the next unit
+number in
+.Fa dc's
+devclass.
+.Sh ERRORS
+None.
 .Sh SEE ALSO
 .Xr devclass 9 ,
 .Xr device 9