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>

diff --git a/drivers/gpio/gpio-ml-ioh.c b/drivers/gpio/gpio-ml-ioh.c
index 461958f..af6d4f3 100644 (file)
--- a/drivers/gpio/gpio-ml-ioh.c
+++ b/drivers/gpio/gpio-ml-ioh.c
@@ -428,7 +428,7 @@ static int __devinit ioh_gpio_probe(struct pci_dev *pdev,
        }
 
        base = pci_iomap(pdev, 1, 0);
-       if (base == 0) {
+       if (!base) {
                dev_err(&pdev->dev, "%s : pci_iomap failed", __func__);
                ret = -ENOMEM;
                goto err_iomap;