2019-09-27 20:19:01 +00:00
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From e4a3e9ff5ba9f6b67595ec2768ed4be2054c2aa5 Mon Sep 17 00:00:00 2001
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From: YueHaibing <yuehaibing@huawei.com>
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Date: Thu, 22 Nov 2018 14:42:00 +0800
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Subject: [PATCH] net: mvneta: remove redundant check for
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eee->tx_lpi_timer < 0
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fixes the smatch warning:
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drivers/net/ethernet/marvell/mvneta.c:4252 mvneta_ethtool_set_eee() warn:
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unsigned 'eee->tx_lpi_timer' is never less than zero.
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Signed-off-by: YueHaibing <yuehaibing@huawei.com>
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Acked-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
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Signed-off-by: David S. Miller <davem@davemloft.net>
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---
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drivers/net/ethernet/marvell/mvneta.c | 3 +--
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1 file changed, 1 insertion(+), 2 deletions(-)
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--- a/drivers/net/ethernet/marvell/mvneta.c
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+++ b/drivers/net/ethernet/marvell/mvneta.c
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2020-04-15 13:11:54 +00:00
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@@ -4267,8 +4267,7 @@ static int mvneta_ethtool_set_eee(struct
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2019-09-27 20:19:01 +00:00
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/* The Armada 37x documents do not give limits for this other than
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* it being an 8-bit register. */
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- if (eee->tx_lpi_enabled &&
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- (eee->tx_lpi_timer < 0 || eee->tx_lpi_timer > 255))
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+ if (eee->tx_lpi_enabled && eee->tx_lpi_timer > 255)
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return -EINVAL;
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lpi_ctl0 = mvreg_read(pp, MVNETA_LPI_CTRL_0);
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