From: Andrew Morton <akpm@osdl.org>
To: Ryan Arnold <rsa@us.ibm.com>
Cc: linux-kernel@vger.kernel.org, paulus@samba.org
Subject: Re: [announce] HVCS for inclusion in 2.6 tree
Date: Thu, 22 Jul 2004 18:57:33 -0700 [thread overview]
Message-ID: <20040722185733.2806e615.akpm@osdl.org> (raw)
In-Reply-To: <1090528007.3161.7.camel@localhost>
Ryan Arnold <rsa@us.ibm.com> wrote:
>
A little stylistic thing:
> + struct hvcs_struct *hvcsd = (struct hvcs_struct *)tty->driver_data;
> + struct hvcs_struct *hvcsd = (struct hvcs_struct *)tty->driver_data;
> + struct hvcs_struct *hvcsd = (struct hvcs_struct *)dev_instance;
It's not necessary to add a typecast when assigning to and from a void*.
In fact, it's harmful: if someone were to later change, say,
tty->driver_data to a `struct foo *', your typecast will suppress the
warning which we would very much like to receive.
next prev parent reply other threads:[~2004-07-22 22:58 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-07-14 15:42 [announce] HVCS for inclusion in 2.6 tree Ryan Arnold
2004-07-18 2:00 ` Paul Mackerras
2004-07-19 15:54 ` Ryan Arnold
2004-07-22 20:26 ` Ryan Arnold
2004-07-23 1:57 ` Andrew Morton [this message]
2004-07-26 14:41 ` Ryan Arnold
2004-07-23 2:16 ` Andrew Morton
2004-07-27 20:08 ` [announce][draft3] " Ryan Arnold
2004-07-27 22:50 ` Randy.Dunlap
2004-07-28 16:39 ` Ryan Arnold
2004-07-28 20:12 ` Randy.Dunlap
2004-07-28 20:18 ` [announce][draft4] " Ryan Arnold
2004-07-29 17:41 ` Jeff Garzik
2004-08-02 14:24 ` Ryan Arnold
2004-07-28 20:36 ` [announce][draft3] " Paul Mackerras
2004-07-28 17:00 ` Ryan Arnold
2004-07-27 23:02 ` Randy.Dunlap
2004-07-23 2:21 ` [announce] " Andrew Morton
2004-07-26 12:57 ` Ryan Arnold
2004-07-23 2:29 ` Andrew Morton
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