[PATCH v2 3/9] serial: imx: Fix out-of-bounds access through serial port index
From: Uwe Kleine-König <hidden>
Date: 2018-02-23 13:51:59
Also in:
linux-devicetree, linux-renesas-soc, linux-serial, lkml
On Fri, Feb 23, 2018 at 02:38:31PM +0100, Geert Uytterhoeven wrote:
The imx_ports[] array is indexed using a value derived from the
"serialN" alias in DT, or from platform data, which may lead to an
out-of-bounds access.
Fix this by adding a range check.
Fixes: ff05967a07225ab6 ("serial/imx: add of_alias_get_id() reference back")
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>Reviewed-by: Uwe Kleine-K?nig <redacted> Thanks for your time Uwe -- Pengutronix e.K. | Uwe Kleine-K?nig | Industrial Linux Solutions | http://www.pengutronix.de/ |