From: Paul Fulghum <[EMAIL PROTECTED]>
Prevent ENODEV on a /dev/ttyUSBx, used as a USB-serial console.
From: Paul Fulghum <[EMAIL PROTECTED]>
Signed-off-by: Guennadi Liakhovetski <[EMAIL PROTECTED]>
Signed-off-by: Greg Kroah-Hartman <[EMAIL PROTECTED]>
---
drivers/usb/serial/usb-serial.c | 10 +++++-----
1 files changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c
index 9c36f0e..de9111d 100644
--- a/drivers/usb/serial/usb-serial.c
+++ b/drivers/usb/serial/usb-serial.c
@@ -201,12 +201,12 @@ static int serial_open (struct tty_struc
++port->open_count;
- if (port->open_count == 1) {
+ /* set up our port structure making the tty driver
+ * remember our port object, and us it */
+ tty->driver_data = port;
+ port->tty = tty;
- /* set up our port structure making the tty driver
- * remember our port object, and us it */
- tty->driver_data = port;
- port->tty = tty;
+ if (port->open_count == 1) {
/* lock this module before we call it
* this may fail, which means we must bail out,
--
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