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path: root/fs/ocfs2/dlm/dlmdebug.c
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Diffstat (limited to 'fs/ocfs2/dlm/dlmdebug.c')
-rw-r--r--fs/ocfs2/dlm/dlmdebug.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/fs/ocfs2/dlm/dlmdebug.c b/fs/ocfs2/dlm/dlmdebug.c
index 5efdd37dfe48..901ca52bf86b 100644
--- a/fs/ocfs2/dlm/dlmdebug.c
+++ b/fs/ocfs2/dlm/dlmdebug.c
@@ -636,8 +636,14 @@ static void *lockres_seq_start(struct seq_file *m, loff_t *pos)
636 spin_lock(&dlm->track_lock); 636 spin_lock(&dlm->track_lock);
637 if (oldres) 637 if (oldres)
638 track_list = &oldres->tracking; 638 track_list = &oldres->tracking;
639 else 639 else {
640 track_list = &dlm->tracking_list; 640 track_list = &dlm->tracking_list;
641 if (list_empty(track_list)) {
642 dl = NULL;
643 spin_unlock(&dlm->track_lock);
644 goto bail;
645 }
646 }
641 647
642 list_for_each_entry(res, track_list, tracking) { 648 list_for_each_entry(res, track_list, tracking) {
643 if (&res->tracking == &dlm->tracking_list) 649 if (&res->tracking == &dlm->tracking_list)
@@ -660,6 +666,7 @@ static void *lockres_seq_start(struct seq_file *m, loff_t *pos)
660 } else 666 } else
661 dl = NULL; 667 dl = NULL;
662 668
669bail:
663 /* passed to seq_show */ 670 /* passed to seq_show */
664 return dl; 671 return dl;
665} 672}