Currently, strncpy() and manual NUL-termination is used when copying integers. Switch to strscpy() which takes care of NUL-terminating the result. Signed-off-by: Armin Wolf <W_Armin@xxxxxx> --- drivers/acpi/battery.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c index 9f6daa9f2010..b39b84b8f3ae 100644 --- a/drivers/acpi/battery.c +++ b/drivers/acpi/battery.c @@ -449,8 +449,7 @@ static int extract_package(struct acpi_battery *battery, break; case ACPI_TYPE_INTEGER: - strncpy(ptr, (u8 *)&element->integer.value, sizeof(u64)); - ptr[sizeof(u64)] = 0; + strscpy(ptr, (u8 *)&element->integer.value, sizeof(u64) + 1); break; default: -- 2.30.2