* [patch 9/9] ThinkPad ACPI: fix possible NULL pointer dereference
@ 2008-04-18 20:27 akpm
2008-04-29 8:16 ` Len Brown
0 siblings, 1 reply; 2+ messages in thread
From: akpm @ 2008-04-18 20:27 UTC (permalink / raw)
To: lenb; +Cc: linux-acpi, akpm, gorcunov, hmh
From: Cyrill Gorcunov <gorcunov@gmail.com>
Fix potential NULL pointer dereference if kstrdup failed
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
Acked-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
drivers/misc/thinkpad_acpi.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN drivers/misc/thinkpad_acpi.c~thinkpad-acpi-fix-possible-null-pointer-dereference drivers/misc/thinkpad_acpi.c
--- a/drivers/misc/thinkpad_acpi.c~thinkpad-acpi-fix-possible-null-pointer-dereference
+++ a/drivers/misc/thinkpad_acpi.c
@@ -5826,7 +5826,7 @@ static void __init get_thinkpad_model_da
tp->model_str = kstrdup(dmi_get_system_info(DMI_PRODUCT_VERSION),
GFP_KERNEL);
- if (strnicmp(tp->model_str, "ThinkPad", 8) != 0) {
+ if (tp->model_str && strnicmp(tp->model_str, "ThinkPad", 8) != 0) {
kfree(tp->model_str);
tp->model_str = NULL;
}
_
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [patch 9/9] ThinkPad ACPI: fix possible NULL pointer dereference
2008-04-18 20:27 [patch 9/9] ThinkPad ACPI: fix possible NULL pointer dereference akpm
@ 2008-04-29 8:16 ` Len Brown
0 siblings, 0 replies; 2+ messages in thread
From: Len Brown @ 2008-04-29 8:16 UTC (permalink / raw)
To: akpm; +Cc: linux-acpi, gorcunov, hmh
applied
thanks,
-len
On Friday 18 April 2008, akpm@linux-foundation.org wrote:
> From: Cyrill Gorcunov <gorcunov@gmail.com>
>
> Fix potential NULL pointer dereference if kstrdup failed
>
> Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
> Acked-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
> ---
>
> drivers/misc/thinkpad_acpi.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff -puN drivers/misc/thinkpad_acpi.c~thinkpad-acpi-fix-possible-null-pointer-dereference drivers/misc/thinkpad_acpi.c
> --- a/drivers/misc/thinkpad_acpi.c~thinkpad-acpi-fix-possible-null-pointer-dereference
> +++ a/drivers/misc/thinkpad_acpi.c
> @@ -5826,7 +5826,7 @@ static void __init get_thinkpad_model_da
>
> tp->model_str = kstrdup(dmi_get_system_info(DMI_PRODUCT_VERSION),
> GFP_KERNEL);
> - if (strnicmp(tp->model_str, "ThinkPad", 8) != 0) {
> + if (tp->model_str && strnicmp(tp->model_str, "ThinkPad", 8) != 0) {
> kfree(tp->model_str);
> tp->model_str = NULL;
> }
> _
> --
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2008-04-18 20:27 [patch 9/9] ThinkPad ACPI: fix possible NULL pointer dereference akpm
2008-04-29 8:16 ` Len Brown
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