[RFC 19/42] drivers/pinctrl/spear: don't check resource with devm_ioremap_resource

From: Wolfram Sang
Date: Fri May 10 2013 - 04:17:10 EST


devm_ioremap_resource does sanity checks on the given resource. No need to
duplicate this in the driver.

Signed-off-by: Wolfram Sang <wsa@xxxxxxxxxxxxx>
---
drivers/pinctrl/spear/pinctrl-plgpio.c | 7 +------
1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/drivers/pinctrl/spear/pinctrl-plgpio.c b/drivers/pinctrl/spear/pinctrl-plgpio.c
index 3e5a887..6b090be 100644
--- a/drivers/pinctrl/spear/pinctrl-plgpio.c
+++ b/drivers/pinctrl/spear/pinctrl-plgpio.c
@@ -528,18 +528,13 @@ static int plgpio_probe(struct platform_device *pdev)
struct resource *res;
int ret, irq, i;

- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!res) {
- dev_err(&pdev->dev, "invalid IORESOURCE_MEM\n");
- return -EBUSY;
- }
-
plgpio = devm_kzalloc(&pdev->dev, sizeof(*plgpio), GFP_KERNEL);
if (!plgpio) {
dev_err(&pdev->dev, "memory allocation fail\n");
return -ENOMEM;
}

+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
plgpio->base = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(plgpio->base))
return PTR_ERR(plgpio->base);
--
1.7.10.4

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/