netdev - [PATCH] enetc: remove variable 'tc_max_sized

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Message-ID: <1575973490-88354-1-git-send-email-chenwandun@huawei.com>
Date:   Tue, 10 Dec 2019 18:24:50 +0800
From:   Chen Wandun <chenwandun@...wei.com>
To:     <claudiu.manoil@....com>, <davem@...emloft.net>, <po.liu@....com>,
        <vladimir.oltean@....com>, <netdev@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
CC:     <chenwandun@...wei.com>
Subject: [PATCH] enetc: remove variable 'tc_max_sized_frame' set but not used

Fixes gcc '-Wunused-but-set-variable' warning:

drivers/net/ethernet/freescale/enetc/enetc_qos.c: In function enetc_setup_tc_cbs:
drivers/net/ethernet/freescale/enetc/enetc_qos.c:195:6: warning: variable tc_max_sized_frame set but not used [-Wunused-but-set-variable]

Fixes: c431047c4efe ("enetc: add support Credit Based Shaper(CBS) for hardware offload")
Signed-off-by: Chen Wandun <chenwandun@...wei.com>
---
 drivers/net/ethernet/freescale/enetc/enetc_qos.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/freescale/enetc/enetc_qos.c b/drivers/net/ethernet/freescale/enetc/enetc_qos.c
index 2e99438..9190ffc 100644
--- a/drivers/net/ethernet/freescale/enetc/enetc_qos.c
+++ b/drivers/net/ethernet/freescale/enetc/enetc_qos.c
@@ -192,7 +192,6 @@ int enetc_setup_tc_cbs(struct net_device *ndev, void *type_data)
 	u32 hi_credit_bit, hi_credit_reg;
 	u32 max_interference_size;
 	u32 port_frame_max_size;
-	u32 tc_max_sized_frame;
 	u8 tc = cbs->queue;
 	u8 prio_top, prio_next;
 	int bw_sum = 0;
@@ -250,7 +249,7 @@ int enetc_setup_tc_cbs(struct net_device *ndev, void *type_data)
 		return -EINVAL;
 	}
 
-	tc_max_sized_frame = enetc_port_rd(&si->hw, ENETC_PTCMSDUR(tc));
+	enetc_port_rd(&si->hw, ENETC_PTCMSDUR(tc));
 
 	/* For top prio TC, the max_interfrence_size is maxSizedFrame.
 	 *
-- 
2.7.4