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Date:      Mon, 16 May 2016 05:17:43 +0000 (UTC)
From:      Don Lewis <truckman@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r299897 - head/usr.sbin/rpc.lockd
Message-ID:  <201605160517.u4G5HhvW038952@repo.freebsd.org>

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Author: truckman
Date: Mon May 16 05:17:43 2016
New Revision: 299897
URL: https://svnweb.freebsd.org/changeset/base/299897

Log:
  NULL releasedfl after calling deallocate_file_lock() which frees it
  to avoid a use-after-free error in the debuglog() call at the top
  of the loop.
  
  Reported by:	Coverity
  CID:		1006080
  MFC after:	1 week

Modified:
  head/usr.sbin/rpc.lockd/lockd_lock.c

Modified: head/usr.sbin/rpc.lockd/lockd_lock.c
==============================================================================
--- head/usr.sbin/rpc.lockd/lockd_lock.c	Mon May 16 05:01:44 2016	(r299896)
+++ head/usr.sbin/rpc.lockd/lockd_lock.c	Mon May 16 05:17:43 2016	(r299897)
@@ -1600,6 +1600,7 @@ unlock_partialfilelock(const struct file
 				 */
 
 				deallocate_file_lock(releasedfl);
+				releasedfl = NULL;
 			}
 		}
 



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