From: "Jörn Engel" <joern@wohnheim.fh-wedel.de>
To: Jesper Juhl <juhl-lkml@dif.dk>
Cc: David Howells <dhowells@redhat.com>,
linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] no need to cast pointer to (void *) when passing it to kfree()
Date: Tue, 5 Apr 2005 18:16:24 +0200 [thread overview]
Message-ID: <20050405161624.GC12536@wohnheim.fh-wedel.de> (raw)
In-Reply-To: <Pine.LNX.4.62.0504051238410.15967@jjulnx.backbone.dif.dk>
On Tue, 5 April 2005 12:39:44 +0200, Jesper Juhl wrote:
> On Tue, 5 Apr 2005, David Howells wrote:
> > Jesper Juhl <juhl-lkml@dif.dk> wrote:
> >
> > > kfree() takes a void pointer argument, no need to cast.
> >
> > vma->vm_start is unsigned long (unless it's changed since last I looked):
> >
> As I wrote in the reply I send to my original mail I made a stupid
> mistake. Don't know what I was thinking. Sorry.
Your thinking wasn't that bad, just didn't match the language. As
Linus already noted, C could use a truly transparent data type, for
things like kmalloc, kfree, or the various ->private_data fields in
structs.
Jörn
--
The cost of changing business rules is much more expensive for software
than for a secretaty.
-- unknown
prev parent reply other threads:[~2005-04-05 16:17 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-04-04 21:31 Jesper Juhl
2005-04-04 21:55 ` Jesper Juhl
2005-04-05 10:04 ` David Howells
2005-04-05 10:39 ` Jesper Juhl
2005-04-05 16:16 ` Jörn Engel [this message]
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