add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/drivers/input/misc/cm109.c
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@@ -1,11 +1,8 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * Driver for the VoIP USB phones with CM109 chipsets.
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  *
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  * Copyright (C) 2007 - 2008 Alfred E. Heggestad <aeh@db.org>
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- *
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- *	This program is free software; you can redistribute it and/or
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- *	modify it under the terms of the GNU General Public License as
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- *	published by the Free Software Foundation, version 2.
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  */
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 /*
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@@ -669,12 +666,8 @@
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 static void cm109_usb_cleanup(struct cm109_dev *dev)
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 {
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 	kfree(dev->ctl_req);
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-	if (dev->ctl_data)
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-		usb_free_coherent(dev->udev, USB_PKT_LEN,
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-				  dev->ctl_data, dev->ctl_dma);
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-	if (dev->irq_data)
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-		usb_free_coherent(dev->udev, USB_PKT_LEN,
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-				  dev->irq_data, dev->irq_dma);
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+	usb_free_coherent(dev->udev, USB_PKT_LEN, dev->ctl_data, dev->ctl_dma);
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+	usb_free_coherent(dev->udev, USB_PKT_LEN, dev->irq_data, dev->irq_dma);
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 	usb_free_urb(dev->urb_irq);	/* parameter validation in core/urb */
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 	usb_free_urb(dev->urb_ctl);	/* parameter validation in core/urb */