add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/drivers/input/keyboard/bcm-keypad.c
..
..
@@ -413,10 +413,8 @@
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 	bcm_kp_stop(kp);
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 	kp->irq = platform_get_irq(pdev, 0);
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-	if (kp->irq < 0) {
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-		dev_err(&pdev->dev, "no IRQ specified\n");
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+	if (kp->irq < 0)
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 		return -EINVAL;
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-	}
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 	error = devm_request_threaded_irq(&pdev->dev, kp->irq,
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 					  NULL, bcm_kp_isr_thread,