staging: ft1000: Remove unused variable CurrentInterruptEnableMask.

Removed because was only assigned and never used.
Signed-off-by: Marek Belisko <marek.belisko@open-nandra.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/ft1000/ft1000-usb/ft1000_hw.c

@@ -749,7 +749,6 @@ int init_ft1000_netdev(struct ft1000_device *ft1000dev)
 	pInfo->mediastate = 0;
 	pInfo->fifo_cnt = 0;
 	pInfo->DeviceCreated = FALSE;
-	pInfo->CurrentInterruptEnableMask = ISR_DEFAULT_MASK;
 	pInfo->InterruptsEnabled = FALSE;
 	pInfo->CardReady = 0;
 	pInfo->DSP_TIME[0] = 0;

drivers/staging/ft1000/ft1000-usb/ft1000_usb.h

@@ -508,7 +508,6 @@ struct ft1000_info {
     u8 squeseqnum;                 // sequence number on slow queue
     spinlock_t dpram_lock;
     spinlock_t fifo_lock;
-    u16 CurrentInterruptEnableMask;
     int InterruptsEnabled;
     u16 fifo_cnt;
     u8 DspVer[DSPVERSZ];        // DSP version number