diff options
Diffstat (limited to 'drivers/spi')
-rw-r--r-- | drivers/spi/spi-s3c64xx.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c index f6048345022d..87b7203f9b1f 100644 --- a/drivers/spi/spi-s3c64xx.c +++ b/drivers/spi/spi-s3c64xx.c @@ -1189,6 +1189,9 @@ static int s3c64xx_spi_probe(struct platform_device *pdev) "Failed to get alias id\n"); sdd->port_id = ret; } else { + if (pdev->id < 0) + return dev_err_probe(&pdev->dev, -EINVAL, + "Negative platform ID is not allowed\n"); sdd->port_id = pdev->id; } |