gpio-ml-ioh: cleanup NULL pointer checking
This patch will remove the following sparse warning ("make C=1"): * warning: Using plain integer as NULL pointer Signed-off-by: Márton Németh <nm127@freemail.hu> Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
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@ -428,7 +428,7 @@ static int __devinit ioh_gpio_probe(struct pci_dev *pdev,
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}
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base = pci_iomap(pdev, 1, 0);
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if (base == 0) {
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if (!base) {
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dev_err(&pdev->dev, "%s : pci_iomap failed", __func__);
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ret = -ENOMEM;
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goto err_iomap;
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