Commit 90fe17f4 authored Apr 18, 2008 by Cyrill Gorcunov Committed by Len Brown Apr 29, 2008

thinkpad_acpi: fix possible 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>
Signed-off-by: Len Brown <len.brown@intel.com>

parent a815ab8b

drivers/misc/thinkpad_acpi.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -5826,7 +5826,7 @@ static void __init get_thinkpad_model_data(struct thinkpad_id_data *tp)

		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;
		}