linux-kernel - [PATCH net-next] net: mvpp2: cls: Remove unnessesary check in mvpp2_ethtool_cls_rule

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Message-ID: <20190527134646.21804-1-yuehaibing@huawei.com>
Date:   Mon, 27 May 2019 21:46:46 +0800
From:   YueHaibing <yuehaibing@...wei.com>
To:     <davem@...emloft.net>, <maxime.chevallier@...tlin.com>,
        <antoine.tenart@...tlin.com>
CC:     <linux-kernel@...r.kernel.org>, <netdev@...r.kernel.org>,
        YueHaibing <yuehaibing@...wei.com>
Subject: [PATCH net-next] net: mvpp2: cls: Remove unnessesary check in mvpp2_ethtool_cls_rule_ins

Fix smatch warning:

drivers/net/ethernet/marvell/mvpp2/mvpp2_cls.c:1236
 mvpp2_ethtool_cls_rule_ins() warn: unsigned 'info->fs.location' is never less than zero.

'info->fs.location' is u32 type, never less than zero.

Signed-off-by: YueHaibing <yuehaibing@...wei.com>
---
 drivers/net/ethernet/marvell/mvpp2/mvpp2_cls.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_cls.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_cls.c
index a57d17ab91f0..914b93f27469 100644
--- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_cls.c
+++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_cls.c
@@ -1232,8 +1232,7 @@ int mvpp2_ethtool_cls_rule_ins(struct mvpp2_port *port,
 	struct mvpp2_ethtool_fs *efs, *old_efs;
 	int ret = 0;
 
-	if (info->fs.location >= 4 ||
-	    info->fs.location < 0)
+	if (info->fs.location >= 4)
 		return -EINVAL;
 
 	efs = kzalloc(sizeof(*efs), GFP_KERNEL);
-- 
2.17.1