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From: Ingo Molnar <mingo@elte.hu>
To: Jianjun Kong <jianjun@zeuux.org>
Cc: rusty@rustcorp.com.au,
	Linux-Kernel-Mailing-List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 2/3] fix warning of not used variable
Date: Thu, 4 Dec 2008 11:12:23 +0100	[thread overview]
Message-ID: <20081204101223.GB18708@elte.hu> (raw)
In-Reply-To: <20081204010022.GB17445@ubuntu>


* Jianjun Kong <jianjun@zeuux.org> wrote:

> 
> fix this warning:
> kernel/module.c:824: warning: ‘print_unload_info’ defined but not used
> print_unload_info() just used when CONFIG_PROC_FS was defined.
> 
> Signed-off-by: Jianjun Kong <jianjun@zeuux.org>
> ---
>  kernel/module.c |    5 +++++
>  1 files changed, 5 insertions(+), 0 deletions(-)

NAK. Warnings do not need to be "fixed", then need to be looked at and 
then there are two approaches:

 1) GCC is wrong => annotate the code
 2) GCC is right => fix the code

Your patch does not give us any idea about which case this is, whether 
you have analyzed the reason why GCC emitted that warning.

Besides, i dont see such warnings in kernel/module.c with latest GCC.

	Ingo

  reply	other threads:[~2008-12-04 10:12 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-12-04  1:00 Jianjun Kong
2008-12-04 10:12 ` Ingo Molnar [this message]
2008-12-04 11:34   ` Américo Wang
2008-12-04 11:36 ` Américo Wang
2008-12-05  0:01   ` Rusty Russell
2008-12-06  0:52     ` Américo Wang
2008-12-06  2:29       ` Jianjun Kong

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