To make the code clearer, use rb_entry() instead of container_of() to
deal with rbtree.
Signed-off-by: Geliang Tang <geliangtang@xxxxxxxxx>
---
drivers/md/dm-bio-prison.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/md/dm-bio-prison.c b/drivers/md/dm-bio-prison.c
index 03af174..a2c8a9e 100644
--- a/drivers/md/dm-bio-prison.c
+++ b/drivers/md/dm-bio-prison.c
@@ -115,7 +115,7 @@ static int __bio_detain(struct dm_bio_prison *prison,
while (*new) {
struct dm_bio_prison_cell *cell =
- container_of(*new, struct dm_bio_prison_cell, node);
+ rb_entry(*new, struct dm_bio_prison_cell, node);
r = cmp_keys(key, &cell->key);
--
2.9.3
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