Commit aa49d8e8 authored by Anson Huang's avatar Anson Huang Committed by Greg Kroah-Hartman
Browse files

tty: serial: imx: Add return value check for platform_get_irq() 



RX irq is required, so add return value check for platform_get_irq().

Signed-off-by: default avatarAnson Huang <Anson.Huang@nxp.com>
Link: https://lore.kernel.org/r/1589180996-618-1-git-send-email-Anson.Huang@nxp.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 24637007

drivers/tty/serial/imx.c

+2 −0
Original line number Diff line number Diff line
@@ -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);

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