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-rw-r--r--fs/btrfs/backref.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/fs/btrfs/backref.c b/fs/btrfs/backref.c
index cf0df90..a383c18 100644
--- a/fs/btrfs/backref.c
+++ b/fs/btrfs/backref.c
@@ -839,6 +839,7 @@ again:
}
ret = __add_delayed_refs(head, delayed_ref_seq,
&prefs_delayed);
+ mutex_unlock(&head->mutex);
if (ret) {
spin_unlock(&delayed_refs->lock);
goto out;
@@ -932,8 +933,6 @@ again:
}
out:
- if (head)
- mutex_unlock(&head->mutex);
btrfs_free_path(path);
while (!list_empty(&prefs)) {
ref = list_first_entry(&prefs, struct __prelim_ref, list);
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