Linux kernel bug fix: ocfs2/dlm: solve a BUG when deref failed in dlm_drop_lockres_ref
Subsystem: filesystem (fs/ocfs2/dlm/dlmmaster.c)
Bug type: crash, severity: high
Files changed: fs/ocfs2/dlm/dlmmaster.c;fs/ocfs2/dlm/dlmthread.c
Introduced by xuejiufei on 2016-03-15 16:55:16 -0700; fixed by piaojun on 2016-08-02 17:31:41 -0400 (lifetime: 140 days)