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Message-Id: <20230523061952.204537-1-yi.fang.gan@intel.com>
Date:   Tue, 23 May 2023 02:19:52 -0400
From:   Gan Yi Fang <yi.fang.gan@...el.com>
To:     Giuseppe Cavallaro <peppe.cavallaro@...com>,
        Alexandre Torgue <alexandre.torgue@...com>,
        Jose Abreu <joabreu@...opsys.com>,
        "David S . Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>
Cc:     netdev@...r.kernel.org, linux-stm32@...md-mailman.stormreply.com,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Looi Hong Aun <hong.aun.looi@...el.com>,
        Michael Sit Wei Hong <michael.wei.hong.sit@...el.com>,
        Gan Yi Fang <yi.fang.gan@...el.com>
Subject: [PATCH net-next 1/1] net: stmmac: Remove redundant checking for rx_coalesce_usecs

The datatype of rx_coalesce_usecs is u32, always larger or equal to zero.
Previous checking does not include value 0, this patch removes the
checking to handle the value 0.

Signed-off-by: Gan Yi Fang <yi.fang.gan@...el.com>
---
 drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c
index 35c8dd92d369..6ed0e683b5e0 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c
@@ -917,7 +917,7 @@ static int __stmmac_set_coalesce(struct net_device *dev,
 	else if (queue >= max_cnt)
 		return -EINVAL;
 
-	if (priv->use_riwt && (ec->rx_coalesce_usecs > 0)) {
+	if (priv->use_riwt) {
 		rx_riwt = stmmac_usec2riwt(ec->rx_coalesce_usecs, priv);
 
 		if ((rx_riwt > MAX_DMA_RIWT) || (rx_riwt < MIN_DMA_RIWT))
-- 
2.34.1

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