linux-kernel - Re: [patch 02/13] dio: ARRAY

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Message-ID: <Pine.LNX.4.64.0711210851050.5240@anakin>
Date:	Wed, 21 Nov 2007 08:52:27 +0100 (CET)
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	Richard Knutsson <ricknu-0@...dent.ltu.se>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Linux/m68k <linux-m68k@...r.kernel.org>,
	Linux Kernel Development <linux-kernel@...r.kernel.org>,
	Alejandro Martinez Ruiz <alex@...wedcode.org>
Subject: Re: [patch 02/13] dio: ARRAY_SIZE() cleanup

On Tue, 20 Nov 2007, Richard Knutsson wrote:
> Geert Uytterhoeven wrote:
> 
> > -#define NUMNAMES (sizeof(names) / sizeof(struct dioname))
> > +#define NUMNAMES ARRAY_SIZE(names)
> 
> Why not replace NUMNAMES?

Good idea! Updated patch below.

---

Subject: dio: ARRAY_SIZE() cleanup

From: Alejandro Martinez Ruiz <alex@...wedcode.org>

dio: ARRAY_SIZE() cleanup

[Geert: eliminate NUMNAMES, as suggested by Richard Knutsson ]

Signed-off-by: Alejandro Martinez Ruiz <alex@...wedcode.org>
Signed-off-by: Geert Uytterhoeven <geert@...ux-m68k.org>
---
 drivers/dio/dio.c |    4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

--- a/drivers/dio/dio.c
+++ b/drivers/dio/dio.c
@@ -88,8 +88,6 @@ static struct dioname names[] = 
 #undef DIONAME
 #undef DIOFBNAME
 
-#define NUMNAMES (sizeof(names) / sizeof(struct dioname))
-
 static const char *unknowndioname 
         = "unknown DIO board -- please email <linux-m68k@...ts.linux-m68k.org>!";
 
@@ -97,7 +95,7 @@ static const char *dio_getname(int id)
 {
         /* return pointer to a constant string describing the board with given ID */
 	unsigned int i;
-        for (i = 0; i < NUMNAMES; i++)
+        for (i = 0; i < ARRAY_SIZE(names); i++)
                 if (names[i].id == id) 
                         return names[i].name;
 


Gr{oetje,eeting}s,

						Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
							    -- Linus Torvalds
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