fs/ocfs2/dlm/dlmmaster.c: clean up dead code

This code has been commented out for 12 years.  Remove it.

Link: http://lkml.kernel.org/r/63ADC13FD55D6546B7DECE290D39E373CED7EF9E@H3CMLB14-EX.srv.huawei-3com.comSigned-off-by: Changwei Ge <ge.changwei@h3c.com>
Cc: Mark Fasheh <mfasheh@versity.com>
Cc: Joel Becker <jlbec@evilplan.org>
Cc: Junxiao Bi <junxiao.bi@oracle.com>
Cc: Joseph Qi <jiangqi903@gmail.com>
Cc: Changwei Ge <ge.changwei@h3c.com>
Cc: alex chen <alex.chen@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

fs/ocfs2/dlm/dlmmaster.c

@@ -1122,13 +1122,6 @@ static int dlm_wait_for_lock_mastery(struct dlm_ctxt *dlm,
 	/* sleep if we haven't finished voting yet */
 	if (sleep) {
 		unsigned long timeo = msecs_to_jiffies(DLM_MASTERY_TIMEOUT_MS);
-
-		/*
-		if (kref_read(&mle->mle_refs) < 2)
-			mlog(ML_ERROR, "mle (%p) refs=%d, name=%.*s\n", mle,
-			kref_read(&mle->mle_refs),
-			res->lockname.len, res->lockname.name);
-		*/
 		atomic_set(&mle->woken, 0);
 		(void)wait_event_timeout(mle->wq,
 					 (atomic_read(&mle->woken) == 1),