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* [PATCH] asus-laptop: return proper error for store_ledd if write_acpi_int fail
@ 2010-07-08  5:55 Axel Lin
  2010-07-08  7:50 ` Corentin Chary
  0 siblings, 1 reply; 2+ messages in thread
From: Axel Lin @ 2010-07-08  5:55 UTC (permalink / raw)
  To: linux-kernel
  Cc: Corentin Chary, Matthew Garrett, Alan Jenkins, acpi4asus-user,
	platform-driver-x86

In current implementation, store_ledd() does not return error if write_acpi_int
fail.
This patch fixes it by return -ENODEV if write_acpi_int fail.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
---
 drivers/platform/x86/asus-laptop.c |    7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/platform/x86/asus-laptop.c b/drivers/platform/x86/asus-laptop.c
index 93487eb..975751d 100644
--- a/drivers/platform/x86/asus-laptop.c
+++ b/drivers/platform/x86/asus-laptop.c
@@ -796,10 +796,11 @@ static ssize_t store_ledd(struct device *dev, struct device_attribute *attr,
 
 	rv = parse_arg(buf, count, &value);
 	if (rv > 0) {
-		if (write_acpi_int(asus->handle, METHOD_LEDD, value))
+		if (write_acpi_int(asus->handle, METHOD_LEDD, value)) {
 			pr_warning("LED display write failed\n");
-		else
-			asus->ledd_status = (u32) value;
+			return -ENODEV;
+		}
+		asus->ledd_status = (u32) value;
 	}
 	return rv;
 }
-- 
1.5.4.3

^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] asus-laptop: return proper error for store_ledd if write_acpi_int fail
  2010-07-08  5:55 [PATCH] asus-laptop: return proper error for store_ledd if write_acpi_int fail Axel Lin
@ 2010-07-08  7:50 ` Corentin Chary
  0 siblings, 0 replies; 2+ messages in thread
From: Corentin Chary @ 2010-07-08  7:50 UTC (permalink / raw)
  To: Axel Lin
  Cc: linux-kernel, Matthew Garrett, Alan Jenkins, acpi4asus-user,
	platform-driver-x86

On Thu, Jul 8, 2010 at 7:55 AM, Axel Lin <axel.lin@gmail.com> wrote:
> In current implementation, store_ledd() does not return error if write_acpi_int
> fail.
> This patch fixes it by return -ENODEV if write_acpi_int fail.
>
> Signed-off-by: Axel Lin <axel.lin@gmail.com>
> ---
>  drivers/platform/x86/asus-laptop.c |    7 ++++---
>  1 files changed, 4 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/platform/x86/asus-laptop.c b/drivers/platform/x86/asus-laptop.c
> index 93487eb..975751d 100644
> --- a/drivers/platform/x86/asus-laptop.c
> +++ b/drivers/platform/x86/asus-laptop.c
> @@ -796,10 +796,11 @@ static ssize_t store_ledd(struct device *dev, struct device_attribute *attr,
>
>        rv = parse_arg(buf, count, &value);
>        if (rv > 0) {
> -               if (write_acpi_int(asus->handle, METHOD_LEDD, value))
> +               if (write_acpi_int(asus->handle, METHOD_LEDD, value)) {
>                        pr_warning("LED display write failed\n");
> -               else
> -                       asus->ledd_status = (u32) value;
> +                       return -ENODEV;
> +               }
> +               asus->ledd_status = (u32) value;
>        }
>        return rv;
>  }
> --
> 1.5.4.3
>
>
>
> --
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>

Thanks !

Acked-by: Corentin Chary <corentincj@iksaif.net>
-- 
Corentin Chary
http://xf.iksaif.net

^ permalink raw reply	[flat|nested] 2+ messages in thread

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