Staging: comedi: usbduxfast: remove .bss variable initialization

This patch removes explicit zeroing of usbduxfastsub
variable on init because it is in .bss section.

Signed-off-by: Mariusz Kozlowski <m.kozlowski@tuxland.pl>
Cc: Bernd Porr <BerndPorr@f2s.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Cc: Frank Mori Hess <fmhess@users.sourceforge.net>
Cc: David Schleef <ds@schleef.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/staging/comedi/drivers/usbduxfast.c b/drivers/staging/comedi/drivers/usbduxfast.c
index 2c888d1..1712f1d 100644
--- a/drivers/staging/comedi/drivers/usbduxfast.c
+++ b/drivers/staging/comedi/drivers/usbduxfast.c
@@ -1875,11 +1875,8 @@
 	 * they will become valid by the probe function
 	 * and then finally by the attach-function
 	 */
-	for (index = 0; index < NUMUSBDUXFAST; index++) {
-		memset(&(usbduxfastsub[index]), 0x00,
-			sizeof(usbduxfastsub[index]));
+	for (index = 0; index < NUMUSBDUXFAST; index++)
 		init_MUTEX(&(usbduxfastsub[index].sem));
-	}
 }
 
 /*