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-rw-r--r--drivers/md/persistent-data/dm-btree.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/md/persistent-data/dm-btree.c b/drivers/md/persistent-data/dm-btree.c
index 371f3d49d18e..4caf66918cdb 100644
--- a/drivers/md/persistent-data/dm-btree.c
+++ b/drivers/md/persistent-data/dm-btree.c
@@ -230,6 +230,11 @@ static void pop_frame(struct del_stack *s)
dm_tm_unlock(s->tm, f->b);
}
+static bool is_internal_level(struct dm_btree_info *info, struct frame *f)
+{
+ return f->level < (info->levels - 1);
+}
+
int dm_btree_del(struct dm_btree_info *info, dm_block_t root)
{
int r;
@@ -241,7 +246,7 @@ int dm_btree_del(struct dm_btree_info *info, dm_block_t root)
s->tm = info->tm;
s->top = -1;
- r = push_frame(s, root, 1);
+ r = push_frame(s, root, 0);
if (r)
goto out;
@@ -267,7 +272,7 @@ int dm_btree_del(struct dm_btree_info *info, dm_block_t root)
if (r)
goto out;
- } else if (f->level != (info->levels - 1)) {
+ } else if (is_internal_level(info, f)) {
b = value64(f->n, f->current_child);
f->current_child++;
r = push_frame(s, b, f->level + 1);