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Commit 95f209f9 authored by Horst Schirmeier's avatar Horst Schirmeier Committed by Greg Kroah-Hartman
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[PATCH] USB: pl2303_update_line_status data length fix 



Minimum data length must be UART_STATE + 1, as data[UART_STATE] is being
accessed for the new line_state. Although PL-2303 hardware is not
expected to send data with exactly UART_STATE length, this keeps it on
the safe side.

Signed-off-by: default avatarHorst Schirmeier <horst@schirmeier.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 17fa6e55

drivers/usb/serial/pl2303.c

+1 −1
Original line number Diff line number Diff line
@@ -810,7 +810,7 @@ static void pl2303_update_line_status(struct usb_serial_port *port, 
	struct pl2303_private *priv = usb_get_serial_port_data(port);

	unsigned long flags;

	u8 status_idx = UART_STATE;

	u8 length = UART_STATE;

	u8 length = UART_STATE + 1;



	if ((le16_to_cpu(port->serial->dev->descriptor.idVendor) == SIEMENS_VENDOR_ID) &&

	    (le16_to_cpu(port->serial->dev->descriptor.idProduct) == SIEMENS_PRODUCT_ID_X65 ||