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path: root/drivers/tty/serial/samsung.c
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Diffstat (limited to 'drivers/tty/serial/samsung.c')
-rw-r--r--drivers/tty/serial/samsung.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/tty/serial/samsung.c b/drivers/tty/serial/samsung.c
index f9fecc5ed0ce..3f2f8c118ce0 100644
--- a/drivers/tty/serial/samsung.c
+++ b/drivers/tty/serial/samsung.c
@@ -1818,6 +1818,10 @@ static int s3c24xx_serial_probe(struct platform_device *pdev)
dbg("s3c24xx_serial_probe(%p) %d\n", pdev, index);
+ if (index >= ARRAY_SIZE(s3c24xx_serial_ports)) {
+ dev_err(&pdev->dev, "serial%d out of range\n", index);
+ return -EINVAL;
+ }
ourport = &s3c24xx_serial_ports[index];
ourport->drv_data = s3c24xx_get_driver_data(pdev);