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* [PATCH] ACPI: check a return value correctly in acpi_power_get_context()
@ 2008-04-07  8:57 Li Zefan
  2008-04-08  8:38 ` Zhao Yakui
  0 siblings, 1 reply; 2+ messages in thread
From: Li Zefan @ 2008-04-07  8:57 UTC (permalink / raw)
  To: lenb; +Cc: linux-acpi, LKML

We should check *resource != NULL rather than resource != NULL,
which will be always true.

Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
---
 drivers/acpi/power.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/acpi/power.c b/drivers/acpi/power.c
index 76bf6d9..f2a76ac 100644
--- a/drivers/acpi/power.c
+++ b/drivers/acpi/power.c
@@ -121,7 +121,7 @@ acpi_power_get_context(acpi_handle handle,
 	}
 
 	*resource = acpi_driver_data(device);
-	if (!resource)
+	if (!*resource)
 		return -ENODEV;
 
 	return 0;
-- 
1.5.4.rc3


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

* Re: [PATCH] ACPI: check a return value correctly in acpi_power_get_context()
  2008-04-07  8:57 [PATCH] ACPI: check a return value correctly in acpi_power_get_context() Li Zefan
@ 2008-04-08  8:38 ` Zhao Yakui
  0 siblings, 0 replies; 2+ messages in thread
From: Zhao Yakui @ 2008-04-08  8:38 UTC (permalink / raw)
  To: Li Zefan; +Cc: lenb, linux-acpi, LKML

On Mon, 2008-04-07 at 16:57 +0800, Li Zefan wrote:
> We should check *resource != NULL rather than resource != NULL,
> which will be always true.
> 
> Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
> ---
>  drivers/acpi/power.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/drivers/acpi/power.c b/drivers/acpi/power.c
> index 76bf6d9..f2a76ac 100644
> --- a/drivers/acpi/power.c
> +++ b/drivers/acpi/power.c
> @@ -121,7 +121,7 @@ acpi_power_get_context(acpi_handle handle,
>  	}
>  
>  	*resource = acpi_driver_data(device);
> -	if (!resource)
> +	if (!*resource)
>  		return -ENODEV;
>  
>  	return 0;
agreed.



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

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2008-04-07  8:57 [PATCH] ACPI: check a return value correctly in acpi_power_get_context() Li Zefan
2008-04-08  8:38 ` Zhao Yakui

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