Messages in this thread Patch in this message | | | From | Anson Huang <> | Subject | [PATCH] tty: serial: imx: Add return value check for platform_get_irq() | Date | Mon, 11 May 2020 15:09:56 +0800 |
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RX irq is required, so add return value check for platform_get_irq().
Signed-off-by: Anson Huang <Anson.Huang@nxp.com> --- drivers/tty/serial/imx.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c index f4d6810..f4023d9 100644 --- a/drivers/tty/serial/imx.c +++ b/drivers/tty/serial/imx.c @@ -2252,6 +2252,8 @@ static int imx_uart_probe(struct platform_device *pdev) return PTR_ERR(base); rxirq = platform_get_irq(pdev, 0); + if (rxirq < 0) + return rxirq; txirq = platform_get_irq_optional(pdev, 1); rtsirq = platform_get_irq_optional(pdev, 2); -- 2.7.4
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