bin/166656: commit references a PR

[dfilter service]

The following reply was made to PR bin/166656; it has been noted by GNATS.

From: dfilter at FreeBSD.ORG (dfilter service)
To: bug-followup at FreeBSD.org
Cc:  
Subject: Re: bin/166656: commit references a PR
Date: Fri, 17 Aug 2012 15:53:54 +0000 (UTC)

 Author: jhb
 Date: Fri Aug 17 15:53:43 2012
 New Revision: 239356
 URL: http://svn.freebsd.org/changeset/base/239356
 
 Log:
   Fix dhclient to properly exit and teardown the configured lease when
   link is lost.  devd will start a new dhclient instance when link is
   restored.
   
   PR:		bin/166656
   Submitted by:	Peter Jeremy (mostly)
   Reviewed by:	brooks (earlier version from Peter)
   MFC after:	1 month
 
 Modified:
   head/sbin/dhclient/dhclient.c
 
 Modified: head/sbin/dhclient/dhclient.c
 ==============================================================================
 --- head/sbin/dhclient/dhclient.c	Fri Aug 17 14:22:56 2012	(r239355)
 +++ head/sbin/dhclient/dhclient.c	Fri Aug 17 15:53:43 2012	(r239356)
 @@ -278,6 +278,11 @@ routehandler(struct protocol *p)
  			    ifi->name);
  			goto die;
  		}
 +		if (!interface_link_status(ifi->name)) {
 +			warning("Interface %s is down, dhclient exiting",
 +			    ifi->name);
 +			goto die;
 +		}
  		break;
  	case RTM_IFANNOUNCE:
  		ifan = (struct if_announcemsghdr *)rtm;
 @@ -316,6 +321,8 @@ routehandler(struct protocol *p)
  
  die:
  	script_init("FAIL", NULL);
 +	if (ifi->client->active)
 +		script_write_params("old_", ifi->client->active);
  	if (ifi->client->alias)
  		script_write_params("alias_", ifi->client->alias);
  	script_go();
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