[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <AE90C24D6B3A694183C094C60CF0A2F6D8AEE9@saturn3.aculab.com>
Date: Mon, 28 Nov 2011 14:03:27 -0000
From: "David Laight" <David.Laight@...LAB.COM>
To: "Wolfgang Grandegger" <wg@...ndegger.com>,
"Marc Kleine-Budde" <mkl@...gutronix.de>
Cc: <netdev@...r.kernel.org>, <linux-can@...r.kernel.org>,
<socketcan-users@...ts.berlios.de>, "IreneV" <boir1@...dex.ru>,
"Stanislav Yelenskiy" <stanislavelensky@...oo.com>
Subject: RE: [PATCH net-next v2 2/4] can: cc770: add legacy ISA bus driver for the CC770 and AN82527
...
> >> + for (idx = 0; idx < MAXDEV; idx++) {
> > ARRAY_SIZE?
>
> Well, I think ARRAY_SIZE is useful to derive the number of
> elements from a static array of the type:
>
> static const int array[] = { 1, 2, 3, 4, }
>
> but not if its declared as:
>
> static array[MAXDEV]:
>
> ... or have I missed something?
Yes - if you use ARRAY_SIZE() then someone reading the code
doesn't need to find the array definition to ensure the loop
upper bound is correct.
David
--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Powered by blists - more mailing lists