usbserial, io_edgeport: Remove CmdUrbs

Oliver converted CmdUrbs into an atomic with commit
96c706ed1c46470598d785124b2a7fb233b27dab .
It seems like a waste to do for a long forgotten debugging aid.
Let's just remove it altogether.

Signed-off-by: Pete Zaitcev <[email protected]>

diff --git a/drivers/usb/serial/io_edgeport.c b/drivers/usb/serial/io_edgeport.c
index dd42f57..f78e678 100644
--- a/drivers/usb/serial/io_edgeport.c
+++ b/drivers/usb/serial/io_edgeport.c
@@ -212,9 +212,6 @@ static int debug;
 
 static int low_latency = 1;	/* tty low latency flag, on by default */
 
-static atomic_t CmdUrbs;		/* Number of outstanding Command Write Urbs */
-
-
 /* local function prototypes */
 
 /* function prototypes for all URB callbacks */
@@ -788,10 +785,6 @@ static void edge_bulk_out_cmd_callback (struct urb *urb)
 
 	dbg("%s", __FUNCTION__);
 
-	atomic_dec(&CmdUrbs);
-	dbg("%s - FREE URB %p (outstanding %d)", __FUNCTION__, urb, atomic_read(&CmdUrbs));
-
-
 	/* clean up the transfer buffer */
 	kfree(urb->transfer_buffer);
 
@@ -2317,9 +2310,6 @@ static int write_cmd_usb (struct edgeport_port *edge_port, unsigned char *buffer
 	if (!urb)
 		return -ENOMEM;
 
-	atomic_inc(&CmdUrbs);
-	dbg("%s - ALLOCATE URB %p (outstanding %d)", __FUNCTION__, urb, atomic_read(&CmdUrbs));
-
 	usb_fill_bulk_urb (urb, edge_serial->serial->dev, 
 		       usb_sndbulkpipe(edge_serial->serial->dev, edge_serial->bulk_out_endpoint),
 		       buffer, length, edge_bulk_out_cmd_callback, edge_port);
@@ -2332,7 +2322,6 @@ static int write_cmd_usb (struct edgeport_port *edge_port, unsigned char *buffer
 		dev_err(&edge_port->port->dev, "%s - usb_submit_urb(write command) failed, status = %d\n", __FUNCTION__, status);
 		usb_kill_urb(urb);
 		usb_free_urb(urb);
-		atomic_dec(&CmdUrbs);
 		return status;
 	}
 
@@ -3083,7 +3072,6 @@ static int __init edgeport_init(void)
 	retval = usb_register(&io_driver);
 	if (retval) 
 		goto failed_usb_register;
-	atomic_set(&CmdUrbs, 0);
 	info(DRIVER_DESC " " DRIVER_VERSION);
 	return 0;
 

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