[PATCH] net/mlx4: use rb_entry()

From: Geliang Tang
Date: Fri Jan 20 2017 - 09:45:16 EST


To make the code clearer, use rb_entry() instead of container_of() to
deal with rbtree.

Signed-off-by: Geliang Tang <geliangtang@xxxxxxxxx>
---
drivers/net/ethernet/mellanox/mlx4/resource_tracker.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
index 1822382..6da6e01 100644
--- a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
+++ b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
@@ -236,8 +236,8 @@ static void *res_tracker_lookup(struct rb_root *root, u64 res_id)
struct rb_node *node = root->rb_node;

while (node) {
- struct res_common *res = container_of(node, struct res_common,
- node);
+ struct res_common *res = rb_entry(node, struct res_common,
+ node);

if (res_id < res->res_id)
node = node->rb_left;
@@ -255,8 +255,8 @@ static int res_tracker_insert(struct rb_root *root, struct res_common *res)

/* Figure out where to put new node */
while (*new) {
- struct res_common *this = container_of(*new, struct res_common,
- node);
+ struct res_common *this = rb_entry(*new, struct res_common,
+ node);

parent = *new;
if (res->res_id < this->res_id)
--
2.9.3