svn commit: r299897 - head/usr.sbin/rpc.lockd

[Don Lewis]

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;
 			}
 		}