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From e4a3e9ff5ba9f6b67595ec2768ed4be2054c2aa5 Mon Sep 17 00:00:00 2001
From: YueHaibing <yuehaibing@huawei.com>
Date: Thu, 22 Nov 2018 14:42:00 +0800
Subject: [PATCH] net: mvneta: remove redundant check for
eee->tx_lpi_timer < 0
fixes the smatch warning:
drivers/net/ethernet/marvell/mvneta.c:4252 mvneta_ethtool_set_eee() warn:
unsigned 'eee->tx_lpi_timer' is never less than zero.
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Acked-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
drivers/net/ethernet/marvell/mvneta.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
--- a/drivers/net/ethernet/marvell/mvneta.c
+++ b/drivers/net/ethernet/marvell/mvneta.c
@@ -4267,8 +4267,7 @@ static int mvneta_ethtool_set_eee(struct
/* The Armada 37x documents do not give limits for this other than
* it being an 8-bit register. */
- if (eee->tx_lpi_enabled &&
- (eee->tx_lpi_timer < 0 || eee->tx_lpi_timer > 255))
+ if (eee->tx_lpi_enabled && eee->tx_lpi_timer > 255)
return -EINVAL;
lpi_ctl0 = mvreg_read(pp, MVNETA_LPI_CTRL_0);
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