* [PATCH] leds: mc13783: fix off-by-one for checking num_leds
@ 2011-12-10 7:14 Axel Lin
2011-12-12 9:45 ` Philippe Rétornaz
0 siblings, 1 reply; 2+ messages in thread
From: Axel Lin @ 2011-12-10 7:14 UTC (permalink / raw)
To: linux-kernel; +Cc: Philippe Retornaz, Richard Purdie, Andrew Morton
The LED id is begin from 0.
Thus the maximum number of leds should be MC13783_LED_MAX + 1.
Signed-off-by: Axel Lin <axel.lin@gmail.com>
---
drivers/leds/leds-mc13783.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/leds/leds-mc13783.c b/drivers/leds/leds-mc13783.c
index c61e8c4..8bc4915 100644
--- a/drivers/leds/leds-mc13783.c
+++ b/drivers/leds/leds-mc13783.c
@@ -275,7 +275,7 @@ static int __devinit mc13783_led_probe(struct platform_device *pdev)
return -ENODEV;
}
- if (pdata->num_leds < 1 || pdata->num_leds > MC13783_LED_MAX) {
+ if (pdata->num_leds < 1 || pdata->num_leds > (MC13783_LED_MAX + 1)) {
dev_err(&pdev->dev, "Invalid led count %d\n", pdata->num_leds);
return -EINVAL;
}
--
1.7.5.4
^ permalink raw reply related [flat|nested] 2+ messages in thread* Re: [PATCH] leds: mc13783: fix off-by-one for checking num_leds
2011-12-10 7:14 [PATCH] leds: mc13783: fix off-by-one for checking num_leds Axel Lin
@ 2011-12-12 9:45 ` Philippe Rétornaz
0 siblings, 0 replies; 2+ messages in thread
From: Philippe Rétornaz @ 2011-12-12 9:45 UTC (permalink / raw)
To: Axel Lin; +Cc: linux-kernel, Richard Purdie, Andrew Morton
Le samedi 10 décembre 2011 15:14:56 Axel Lin a écrit :
> The LED id is begin from 0.
> Thus the maximum number of leds should be MC13783_LED_MAX + 1.
>
> Signed-off-by: Axel Lin <axel.lin@gmail.com>
> ---
> drivers/leds/leds-mc13783.c | 2 +-
> 1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/drivers/leds/leds-mc13783.c b/drivers/leds/leds-mc13783.c
> index c61e8c4..8bc4915 100644
> --- a/drivers/leds/leds-mc13783.c
> +++ b/drivers/leds/leds-mc13783.c
> @@ -275,7 +275,7 @@ static int __devinit mc13783_led_probe(struct
> platform_device *pdev) return -ENODEV;
> }
>
> - if (pdata->num_leds < 1 || pdata->num_leds > MC13783_LED_MAX) {
> + if (pdata->num_leds < 1 || pdata->num_leds > (MC13783_LED_MAX + 1)) {
> dev_err(&pdev->dev, "Invalid led count %d\n", pdata->num_leds);
> return -EINVAL;
> }
Acked-by: Philippe Retornaz <philippe.retornaz@epfl.ch>
Thanks !
Philippe
^ permalink raw reply [flat|nested] 2+ messages in thread
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2011-12-10 7:14 [PATCH] leds: mc13783: fix off-by-one for checking num_leds Axel Lin
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