On Wed, 2015-03-11 at 12:36 +0300, Dan Carpenter wrote:
> This should be >= instead of > because otherwise we read one element
> past the end of the hotkey_keycode_map[] array.
>
> The hotkey_keycode_map[] array has TPACPI_HOTKEY_MAP_LEN elements.
>
> Fixes: 6a68d8557084 ('thinkpad_acpi: Add support for more adaptive
> kbd buttons')
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Acked-By: Bastien Nocera <hadess@xxxxxxxxxx>
> diff --git a/drivers/platform/x86/thinkpad_acpi.c
> b/drivers/platform/x86/thinkpad_acpi.c
> index 024861d..7769575 100644
> --- a/drivers/platform/x86/thinkpad_acpi.c
> +++ b/drivers/platform/x86/thinkpad_acpi.c
> @@ -3656,8 +3656,9 @@ static bool
> adaptive_keyboard_hotkey_notify_hotkey(unsigned int scancode)
> return true;
>
> default:
> - if (scancode < FIRST_ADAPTIVE_KEY || scancode >
> FIRST_ADAPTIVE_KEY +
> - TPACPI_HOTKEY_MAP_LEN -
> ADAPTIVE_KEY_OFFSET) {
> + if (scancode < FIRST_ADAPTIVE_KEY ||
> + scancode >=
> FIRST_ADAPTIVE_KEY + TPACPI_HOTKEY_MAP_LEN -
> + ADAPTIVE_KEY_OFFSET) {
> pr_info("Unhandled adaptive keyboard key:
> 0x%x\n",
> scancode);
> return false;
--
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