linux-kernel - [PATCH] net/amd: Simplify assertions

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Message-Id: <20200519111758.4676-1-tangbin@cmss.chinamobile.com>
Date:   Tue, 19 May 2020 19:17:58 +0800
From:   Tang Bin <tangbin@...s.chinamobile.com>
To:     davem@...emloft.net
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        Tang Bin <tangbin@...s.chinamobile.com>,
        Zhang Shengju <zhangshengju@...s.chinamobile.com>
Subject: [PATCH] net/amd: Simplify assertions

Simplifies assertions for errors.

Signed-off-by: Zhang Shengju <zhangshengju@...s.chinamobile.com>
Signed-off-by: Tang Bin <tangbin@...s.chinamobile.com>
---
 drivers/net/ethernet/amd/au1000_eth.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/net/ethernet/amd/au1000_eth.c b/drivers/net/ethernet/amd/au1000_eth.c
index 76ac3a752..328c0ddba 100644
--- a/drivers/net/ethernet/amd/au1000_eth.c
+++ b/drivers/net/ethernet/amd/au1000_eth.c
@@ -1201,7 +1201,7 @@ static int au1000_probe(struct platform_device *pdev)
 	}
 
 	aup->mii_bus = mdiobus_alloc();
-	if (aup->mii_bus == NULL) {
+	if (!aup->mii_bus) {
 		dev_err(&pdev->dev, "failed to allocate mdiobus structure\n");
 		err = -ENOMEM;
 		goto err_mdiobus_alloc;
@@ -1227,7 +1227,7 @@ static int au1000_probe(struct platform_device *pdev)
 	}
 
 	err = au1000_mii_probe(dev);
-	if (err != 0)
+	if (err)
 		goto err_out;
 
 	pDBfree = NULL;
@@ -1288,7 +1288,7 @@ static int au1000_probe(struct platform_device *pdev)
 	return 0;
 
 err_out:
-	if (aup->mii_bus != NULL)
+	if (aup->mii_bus)
 		mdiobus_unregister(aup->mii_bus);
 
 	/* here we should have a valid dev plus aup-> register addresses
-- 
2.20.1.windows.1