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From: Pawel Jakub Dawidek <pjd@FreeBSD.org>
Date: Wed, 3 Jul 2013 22:23:25 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r252634 - head/sbin/dhclient
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Author: pjd
Date: Wed Jul  3 22:23:25 2013
New Revision: 252634
URL: http://svnweb.freebsd.org/changeset/base/252634

Log:
  MFp4 @229488:
  
  Sandbox unprivileged process using capability mode.
  
  Reviewed by:	brooks
  Sponsored by:	The FreeBSD Foundation

Modified:
  head/sbin/dhclient/dhclient.c

Modified: head/sbin/dhclient/dhclient.c
==============================================================================
--- head/sbin/dhclient/dhclient.c	Wed Jul  3 22:22:29 2013	(r252633)
+++ head/sbin/dhclient/dhclient.c	Wed Jul  3 22:23:25 2013	(r252634)
@@ -511,6 +511,9 @@ main(int argc, char *argv[])
 
 	setproctitle("%s", ifi->name);
 
+	if (cap_enter() < 0 && errno != ENOSYS)
+		error("can't enter capability mode: %m");
+
 	if (immediate_daemon)
 		go_daemon();