* [PATCH] phy: fix return value check in armada375_usb_phy_probe()
@ 2015-01-14 1:10 weiyj_lk
0 siblings, 0 replies; only message in thread
From: weiyj_lk @ 2015-01-14 1:10 UTC (permalink / raw)
To: Kishon Vijay Abraham I, Grant Likely, Rob Herring
Cc: Wei Yongjun, linux-kernel
From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
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>
---
drivers/phy/phy-armada375-usb2.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/phy/phy-armada375-usb2.c b/drivers/phy/phy-armada375-usb2.c
index ac7d99d..7c99ca2 100644
--- a/drivers/phy/phy-armada375-usb2.c
+++ b/drivers/phy/phy-armada375-usb2.c
@@ -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)) {
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2015-01-14 1:10 [PATCH] phy: fix return value check in armada375_usb_phy_probe() weiyj_lk
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