Staging: ARRAY_SIZE changes

These changes were a direct result of using a semantic patch
More information can be found at http://www.emn.fr/x-info/coccinelle/

Signed-off-by: Stoyan Gaydarov <sgayda2@uiuc.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/staging/comedi/drivers/das08_cs.c b/drivers/staging/comedi/drivers/das08_cs.c
index 74fcc10..9cab21e 100644
--- a/drivers/staging/comedi/drivers/das08_cs.c
+++ b/drivers/staging/comedi/drivers/das08_cs.c
@@ -65,8 +65,7 @@
 	.attach = das08_cs_attach,
 	.detach = das08_common_detach,
 	.board_name = &das08_cs_boards[0].name,
-	.num_names = sizeof(das08_cs_boards) /
-	    sizeof(struct das08_board_struct),
+	.num_names = ARRAY_SIZE(das08_cs_boards),
 	.offset = sizeof(struct das08_board_struct),
 };