On Mon, Sep 06, 2021 at 03:05:12PM +0900, Nobuhiro Iwamatsu wrote:

From: Vignesh Raghavendra vigneshr@ti.com

commit d4548b14dd7e5c698f81ce23ce7b69a896373b45 upstream.

k3_soc_devices array is missing a sentinel entry which may result in out of bounds access as reported by kernel KASAN.

Fix this by adding a sentinel entry.

Fixes: 439c7183e5b9 ("serial: 8250: 8250_omap: Disable RX interrupt after DMA enable") Reported-by: Naresh Kamboju naresh.kamboju@linaro.org Signed-off-by: Vignesh Raghavendra vigneshr@ti.com Link: https://lore.kernel.org/r/20201111112653.2710-1-vigneshr@ti.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org Signed-off-by: Nobuhiro Iwamatsu (CIP) nobuhiro1.iwamatsu@toshiba.co.jp

---

drivers/tty/serial/8250/8250_omap.c | 1 + 1 file changed, 1 insertion(+)

diff --git a/drivers/tty/serial/8250/8250_omap.c b/drivers/tty/serial/8250/8250_omap.c index 95e2d6de4f2134..ad0549dac7d792 100644 --- a/drivers/tty/serial/8250/8250_omap.c +++ b/drivers/tty/serial/8250/8250_omap.c @@ -1211,6 +1211,7 @@ static int omap8250_no_handle_irq(struct uart_port *port) static const struct soc_device_attribute k3_soc_devices[] = { { .family = "AM65X", }, { .family = "J721E", .revision = "SR1.0" },

• { /* sentinel */ }

}; static struct omap8250_dma_params am654_dma = { -- 2.33.0

Now queued up, thanks.

greg k-h