Commit 2c2d01a9 authored by Ruan Jinjie's avatar Ruan Jinjie Committed by Greg Kroah-Hartman
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tty: serial: xilinx_uartps: Do not check for 0 return after calling platform_get_irq() 



Since commit a85a6c86 ("driver core: platform: Clarify that
IRQ 0 is invalid"), there is no possible for
platform_get_irq() to return 0. Use the return value
from platform_get_irq().

Signed-off-by: default avatarRuan Jinjie <ruanjinjie@huawei.com>
Link: https://lore.kernel.org/r/20230803091712.596987-1-ruanjinjie@huawei.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 8b66eec1

drivers/tty/serial/xilinx_uartps.c

+2 −2
Original line number Diff line number Diff line
@@ -1562,8 +1562,8 @@ static int cdns_uart_probe(struct platform_device *pdev) 
	}



	irq = platform_get_irq(pdev, 0);

	if (irq <= 0) {

		rc = -ENXIO;

	if (irq < 0) {

		rc = irq;

		goto err_out_clk_disable;

	}