netdev - [PATCH] net/mlx5:using swap() instead of tmp variable

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Date:   Tue,  2 Nov 2021 23:21:09 -0700
From:   Yihao Han <hanyihao@...o.com>
To:     Saeed Mahameed <saeedm@...dia.com>,
        Leon Romanovsky <leon@...nel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>, Roi Dayan <roid@...dia.com>,
        Paul Blakey <paulb@...dia.com>, Oz Shlomo <ozsh@...dia.com>,
        Ariel Levkovich <lariel@...dia.com>,
        Vlad Buslov <vladbu@...dia.com>, Chris Mi <cmi@...dia.com>,
        netdev@...r.kernel.org, linux-rdma@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     kernel@...o.com, Yihao Han <hanyihao@...o.com>
Subject: [PATCH] net/mlx5:using swap() instead of tmp variable

swap() was used instead of the tmp variable to swap values

Signed-off-by: Yihao Han <hanyihao@...o.com>
---
 drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c
index 740cd6f088b8..d4b4f32603f2 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c
@@ -907,12 +907,9 @@ mlx5_tc_ct_shared_counter_get(struct mlx5_tc_ct_priv *ct_priv,
 	struct mlx5_ct_tuple rev_tuple = entry->tuple;
 	struct mlx5_ct_counter *shared_counter;
 	struct mlx5_ct_entry *rev_entry;
-	__be16 tmp_port;
 
 	/* get the reversed tuple */
-	tmp_port = rev_tuple.port.src;
-	rev_tuple.port.src = rev_tuple.port.dst;
-	rev_tuple.port.dst = tmp_port;
+	swap(rev_tuple.port.src, rev_tuple.port.dst);
 
 	if (rev_tuple.addr_type == FLOW_DISSECTOR_KEY_IPV4_ADDRS) {
 		__be32 tmp_addr = rev_tuple.ip.src_v4;
-- 
2.17.1