staging: most: use preferred kzalloc parameters

This patch uses the preferred call to kzalloc. It replaces
kzalloc(sizeof(struct aim_fh)...) by kzalloc(sizeof(*fh)...).
Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/most/aim-v4l2/video.c

@@ -88,7 +88,7 @@ static int aim_vdev_open(struct file *filp)
 		return -EINVAL;
 	}
 
-	fh = kzalloc(sizeof(struct aim_fh), GFP_KERNEL);
+	fh = kzalloc(sizeof(*fh), GFP_KERNEL);
 	if (!fh)
 		return -ENOMEM;