linux-kernel - [PATCH] octeontx2-pf: Remove repeating variable in test

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Date:   Sat, 11 Feb 2023 15:15:47 +0530
From:   Deepak R Varma <drv@...lo.com>
To:     Sunil Goutham <sgoutham@...vell.com>,
        Geetha sowjanya <gakula@...vell.com>,
        Subbaraya Sundeep <sbhatta@...vell.com>,
        hariprasad <hkelam@...vell.com>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Saurabh Singh Sengar <ssengar@...rosoft.com>,
        Praveen Kumar <kumarpraveen@...ux.microsoft.com>,
        Deepak R Varma <drv@...lo.com>
Subject: [PATCH] octeontx2-pf: Remove repeating variable in test

No need to & a variable with itself. Remove extra variable from the
expression. Change allows to realign code and improve readability.
Issue identified using doublebitand.cocci Coccinelle semantic patch.

Signed-off-by: Deepak R Varma <drv@...lo.com>
---
 drivers/net/ethernet/marvell/octeontx2/nic/otx2_flows.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_flows.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_flows.c
index 684cb8ec9f21..66a27ee5ca56 100644
--- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_flows.c
+++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_flows.c
@@ -792,8 +792,7 @@ static int otx2_prepare_ipv6_flow(struct ethtool_rx_flow_spec *fsp,
 		}
 
 		/* NPC profile doesn't extract AH/ESP header fields */
-		if ((ah_esp_mask->spi & ah_esp_hdr->spi) ||
-		    (ah_esp_mask->tclass & ah_esp_mask->tclass))
+		if ((ah_esp_mask->spi & ah_esp_hdr->spi) || ah_esp_mask->tclass)
 			return -EOPNOTSUPP;
 
 		if (flow_type == AH_V6_FLOW)
-- 
2.34.1