gorcunov at gmail
Apr 16, 2008, 10:44 AM
Views: 394
Permalink
|
|
[patch 3/3] ThinkPad ACPI: fix possible NULL pointer dereference
|
|
Fix potential NULL pointer dereference if kstrdup failed
Signed-off-by: Cyrill Gorcunov <gorcunov[at]gmail.com>
---
Index: linux-2.6.git/drivers/misc/thinkpad_acpi.c
===================================================================
--- linux-2.6.git.orig/drivers/misc/thinkpad_acpi.c 2008-04-16 20:35:34.000000000 +0400
+++ linux-2.6.git/drivers/misc/thinkpad_acpi.c 2008-04-16 20:36:38.000000000 +0400
@@ -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;
}
--
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo[at]vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
|
[patch 3/3] ThinkPad ACPI: fix possible NULL pointer dereference
