From: Fabio Estevam <fabio.estevam@xxxxxxxxxxxxx> We should check whether platform_get_irq() failed, and in the case of error this needs to be propagated. Signed-off-by: Fabio Estevam <fabio.estevam@xxxxxxxxxxxxx> --- Changes since v1: - None drivers/tty/serial/mxs-auart.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/tty/serial/mxs-auart.c b/drivers/tty/serial/mxs-auart.c index 767fdda..b54b6a2 100644 --- a/drivers/tty/serial/mxs-auart.c +++ b/drivers/tty/serial/mxs-auart.c @@ -1265,6 +1265,9 @@ static int mxs_auart_probe(struct platform_device *pdev) s->mctrl_prev = 0; irq = platform_get_irq(pdev, 0); + if (irq < 0) + return irq; + s->port.irq = irq; ret = devm_request_irq(&pdev->dev, irq, mxs_auart_irq_handle, 0, dev_name(&pdev->dev), s); -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-serial" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html