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serial: 8250: 8250_omap: Fix possible array out of bounds access

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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: Nobuhiro Iwamatsu (CIP) <nobuhiro1.iwamatsu@toshiba.co.jp>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Vignesh Raghavendra 2020-11-11 16:56:52 +05:30 committed by AuxXxilium
parent 8612cd0696
commit 1cf91bbb23
1 changed files with 1 additions and 0 deletions
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drivers/tty/serial/8250/8250_omap.c
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@ -1211,6 +1211,7 @@ static int omap8250_no_handle_irq(struct uart_port *port)
static const struct soc_device_attribute k3_soc_devices[] = { static const struct soc_device_attribute k3_soc_devices[] = {
{ .family = "AM65X", }, { .family = "AM65X", },
{ .family = "J721E", .revision = "SR1.0" }, { .family = "J721E", .revision = "SR1.0" },
{ /* sentinel */ }
}; };
static struct omap8250_dma_params am654_dma = { static struct omap8250_dma_params am654_dma = {