staging: comedi: 8255: use kzalloc to allocate the private data

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Cc: Frank Mori Hess <fmhess@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/comedi/drivers/8255.c

@@ -309,7 +309,7 @@ int subdev_8255_init(struct comedi_device *dev, struct comedi_subdevice *s,
 {
 	struct subdev_8255_private *spriv;
 
-	spriv = kmalloc(sizeof(*spriv), GFP_KERNEL);
+	spriv = kzalloc(sizeof(*spriv), GFP_KERNEL);
 	if (!spriv)
 		return -ENOMEM;