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authorHorst Schirmeier <horst@schirmeier.com>2005-07-28 15:32:20 +0200
committerGreg Kroah-Hartman <gregkh@suse.de>2006-01-04 13:51:41 -0800
commit95f209f93663103db2a8fb989e226ac68a98b036 (patch)
tree459d85d3012707d2d7d588cfff88a67c3485db48
parent17fa6e552f2fc6bb06af767b0abf9cb642e13404 (diff)
[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: Horst Schirmeier <horst@schirmeier.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
-rw-r--r--drivers/usb/serial/pl2303.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index c96ba9fc19e..f0372105619 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -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 ||