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PCI: xgene: Fix the xgene_msi_probe() return code

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If devm_ioremap_resource() detects an error condition in the return
value through IS_ERR(), the return value should be retrieved through
PTR_ERR() instead of hardcoding it.

Fix the xgene_msi_probe() error return code.

Signed-off-by: Fabio Estevam <festevam@gmail.com>
[lorenzo.pieralisi@arm.com: rewrote commit log]
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
This commit is contained in:
Fabio Estevam 2017-12-19 22:38:29 -02:00 committed by Lorenzo Pieralisi
parent 7928b2cbe5
commit 1736353f17
1 changed files with 1 additions and 1 deletions
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2
drivers/pci/host/pci-xgene-msi.c
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@ -456,7 +456,7 @@ static int xgene_msi_probe(struct platform_device *pdev)
xgene_msi->msi_regs = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(xgene_msi->msi_regs)) {
dev_err(&pdev->dev, "no reg space\n");
rc = -EINVAL;
rc = PTR_ERR(xgene_msi->msi_regs);
goto error;
}
xgene_msi->msi_addr = res->start;