staging: ced1401: remove unused func BlkTransState

Signed-off-by: Luca Ellero <luca.ellero@brickedbrain.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/ced1401/ced_ioc.c

@@ -931,18 +931,6 @@ int ced_kill_io(DEVICE_EXTENSION *pdx)
 	return U14ERR_NOERROR;
 }
 
-/****************************************************************************
-** BlkTransState
-** Returns a 0 or a 1 for whether DMA is happening. No point holding a mutex
-** for this as it only does one read.
-*****************************************************************************/
-int BlkTransState(DEVICE_EXTENSION *pdx)
-{
-	int iReturn = pdx->dwDMAFlag != MODE_CHAR;
-	dev_dbg(&pdx->interface->dev, "%s: %d\n", __func__, iReturn);
-	return iReturn;
-}
-
 /****************************************************************************
 ** StateOf1401
 **

drivers/staging/ced1401/usb1401.h

@@ -224,7 +224,6 @@ extern int ced_line_count(DEVICE_EXTENSION *pdx);
 extern int ced_get_out_buf_space(DEVICE_EXTENSION *pdx);
 extern int ced_get_transfer(DEVICE_EXTENSION *pdx, TGET_TX_BLOCK __user *pGTB);
 extern int ced_kill_io(DEVICE_EXTENSION *pdx);
-extern int BlkTransState(DEVICE_EXTENSION *pdx);
 extern int StateOf1401(DEVICE_EXTENSION *pdx);
 extern int StartSelfTest(DEVICE_EXTENSION *pdx);
 extern int CheckSelfTest(DEVICE_EXTENSION *pdx, TGET_SELFTEST __user *pGST);