Re: [PATCH 1/2] STAGING: COMEDI: Remove unnecessary typecast of c90 int constant

From: Ian Abbott
Date: Mon Feb 01 2016 - 06:16:52 EST


On 01/02/16 01:06, Pablo G. Gallardo wrote:
This patch removes unnecessary typecast of c90 int constant.

Signed-off-by: Pablo G. Gallardo <gallardo_pablo@xxxxxxxxxxx>
---
drivers/staging/comedi/comedi.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/comedi/comedi.h b/drivers/staging/comedi/comedi.h
index 83bd309..2645081 100644
--- a/drivers/staging/comedi/comedi.h
+++ b/drivers/staging/comedi/comedi.h
@@ -516,7 +516,7 @@ struct comedi_bufinfo {
#define UNIT_mA 1
#define UNIT_none 2

-#define COMEDI_MIN_SPEED ((unsigned int)0xffffffff)
+#define COMEDI_MIN_SPEED (0xffffffff)

Those parentheses are unnecessary as well. I'd probably add a 'u' suffix to the constant to avoid any possibility of it being misinterpreted as a negative value by a pre-C90 version of the C language, though that's probably not worth worrying about.

--
-=( Ian Abbott @ MEV Ltd. E-mail: <abbotti@xxxxxxxxx> )=-
-=( Web: http://www.mev.co.uk/ )=-