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From: YueHaibing <yuehaibing@huawei.com>
To: <davem@davemloft.net>, <maxime.chevallier@bootlin.com>,
	<antoine.tenart@bootlin.com>
Cc: <linux-kernel@vger.kernel.org>, <netdev@vger.kernel.org>,
	YueHaibing <yuehaibing@huawei.com>
Subject: [PATCH v2 net-next] net: mvpp2: cls: Remove unnessesary check in mvpp2_ethtool_cls_rule_ins
Date: Wed, 29 May 2019 10:59:06 +0800	[thread overview]
Message-ID: <20190529025906.17452-1-yuehaibing@huawei.com> (raw)
In-Reply-To: <20190527134646.21804-1-yuehaibing@huawei.com>

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@huawei.com>
---
v2: rework patch based net-next
---
 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 bd19a910dc90..e1c90adb2982 100644
--- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_cls.c
+++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_cls.c
@@ -1300,8 +1300,7 @@ int mvpp2_ethtool_cls_rule_ins(struct mvpp2_port *port,
 	struct mvpp2_ethtool_fs *efs, *old_efs;
 	int ret = 0;
 
-	if (info->fs.location >= MVPP2_N_RFS_ENTRIES_PER_FLOW ||
-	    info->fs.location < 0)
+	if (info->fs.location >= MVPP2_N_RFS_ENTRIES_PER_FLOW)
 		return -EINVAL;
 
 	efs = kzalloc(sizeof(*efs), GFP_KERNEL);
-- 
2.20.1



  parent reply	other threads:[~2019-05-29  3:00 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-27 13:46 [PATCH net-next] net: mvpp2: cls: Remove unnessesary check in mvpp2_ethtool_cls_rule_ins YueHaibing
2019-05-29  0:10 ` David Miller
2019-05-29  2:59 ` YueHaibing [this message]
2019-05-30 18:47   ` [PATCH v2 " David Miller

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