diff options
| author | David S. Miller <davem@davemloft.net> | 2010-10-07 06:11:17 +0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-10-07 06:11:17 +0400 |
| commit | 12e94471b2be5ef9b55b10004a3a2cd819490036 (patch) | |
| tree | f84ae818687dc7c35bd54f11bfb9717278d28a4e /fs/ocfs2/dlm/dlmdebug.c | |
| parent | 79315068f4560f3f7bd6e9790190dcb43059770c (diff) | |
| parent | cb655d0f3d57c23db51b981648e452988c0223f9 (diff) | |
| download | linux-12e94471b2be5ef9b55b10004a3a2cd819490036.tar.xz | |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'fs/ocfs2/dlm/dlmdebug.c')
| -rw-r--r-- | fs/ocfs2/dlm/dlmdebug.c | 9 |
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) spin_lock(&dlm->track_lock); if (oldres) track_list = &oldres->tracking; - else + else { track_list = &dlm->tracking_list; + if (list_empty(track_list)) { + dl = NULL; + spin_unlock(&dlm->track_lock); + goto bail; + } + } list_for_each_entry(res, track_list, tracking) { if (&res->tracking == &dlm->tracking_list) @@ -660,6 +666,7 @@ static void *lockres_seq_start(struct seq_file *m, loff_t *pos) } else dl = NULL; +bail: /* passed to seq_show */ return dl; } |