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phy: fix return value check in armada375_usb_phy_probe()

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In case of error, the function devm_ioremap_resource() returns
ERR_PTR() and never returns NULL. The NULL test in the return
value check should be replaced with IS_ERR().

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
This commit is contained in:
Wei Yongjun 2015-01-14 09:10:00 +08:00 committed by Kishon Vijay Abraham I
parent 7f33912d29
commit 147fd9d6bb
1 changed files with 2 additions and 2 deletions
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4
drivers/phy/phy-armada375-usb2.c
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@ -118,8 +118,8 @@ static int armada375_usb_phy_probe(struct platform_device *pdev)
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
usb_cluster_base = devm_ioremap_resource(&pdev->dev, res);
if (!usb_cluster_base)
return -ENOMEM;
if (IS_ERR(usb_cluster_base))
return PTR_ERR(usb_cluster_base);
phy = devm_phy_create(dev, NULL, &armada375_usb_phy_ops);
if (IS_ERR(phy)) {