Minki/linux
1
0
Fork 1
mirror of https://github.com/torvalds/linux.git synced 2024-11-10 22:21:40 +00:00
Code Issues Packages Projects Releases Wiki Activity

gpio: ath79: Check valid gpio count for both DT and non-DT cases

Browse Source 
Move the code checking valid gpio count to cover both DT and non-DT cases.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Alban Bedel <albeu@free.fr>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Axel Lin 2016-02-20 09:48:07 +08:00 committed by Linus Walleij
parent 40c8eabac4
commit f0d3c72ccb
1 changed files with 5 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
drivers/gpio/gpio-ath79.c
View File

@ -240,10 +240,6 @@ static int ath79_gpio_probe(struct platform_device *pdev)
dev_err(&pdev->dev, "ngpios property is not valid\n");
return err;
}
if (ath79_gpio_count >= 32) {
dev_err(&pdev->dev, "ngpios must be less than 32\n");
return -EINVAL;
}
oe_inverted = of_device_is_compatible(np, "qca,ar9340-gpio");
} else if (pdata) {
ath79_gpio_count = pdata->ngpios;
@ -253,6 +249,11 @@ static int ath79_gpio_probe(struct platform_device *pdev)
return -EINVAL;
}
if (ath79_gpio_count >= 32) {
dev_err(&pdev->dev, "ngpios must be less than 32\n");
return -EINVAL;
}
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
ctrl->base = devm_ioremap_nocache(
&pdev->dev, res->start, resource_size(res));