add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/drivers/usb/serial/keyspan_pda.c
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@@ -6,7 +6,7 @@
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  * Copyright (C) 1999, 2000 Brian Warner	<warner@lothar.com>
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  * Copyright (C) 2000 Al Borchers		<borchers@steinerpoint.com>
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  *
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- * See Documentation/usb/usb-serial.txt for more information on using this
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+ * See Documentation/usb/usb-serial.rst for more information on using this
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  * driver
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  */
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@@ -668,11 +668,10 @@
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 /* download the firmware to a "fake" device (pre-renumeration) */
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 static int keyspan_pda_fake_startup(struct usb_serial *serial)
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 {
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-	int response;
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 	const char *fw_name;
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 	/* download the firmware here ... */
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-	response = ezusb_fx1_set_reset(serial->dev, 1);
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+	ezusb_fx1_set_reset(serial->dev, 1);
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 	if (0) { ; }
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 #ifdef KEYSPAN