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Subject[PATCH v2 5/7] gpio: mockup: don't return magic numbers from probe()
Date
When the requested number of GPIO lines is 0, return -EINVAL, not
-1 which is -EPERM.

Signed-off-by: Bartosz Golaszewski <brgl@bgdev.pl>
---
drivers/gpio/gpio-mockup.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpio/gpio-mockup.c b/drivers/gpio/gpio-mockup.c
index 0cb6cba..ab2d38e 100644
--- a/drivers/gpio/gpio-mockup.c
+++ b/drivers/gpio/gpio-mockup.c
@@ -369,7 +369,7 @@ static int gpio_mockup_probe(struct platform_device *pdev)
ret = gpio_mockup_add(dev, &chips[i],
chip_name, base, ngpio);
} else {
- ret = -1;
+ ret = -EINVAL;
}

if (ret) {
--
2.9.3
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