linux-kernel - Re: [PATCH v2] kprobes: fix compiler warning

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Message-ID: <51E2E485.9090902@gmail.com>
Date:	Sun, 14 Jul 2013 13:48:53 -0400
From:	Dong Fang <yp.fangdong@...il.com>
To:	Dong Fang <yp.fangdong@...il.com>
CC:	viro@...iv.linux.org.uk, nyc@...omorphy.com, fweisbec@...il.com,
	dhowells@...hat.com, mchehab@...hat.com,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] kprobes: fix compiler warning

On 07/01/2013 10:46 AM, Dong Fang wrote:
> Fix the following compiler warning of uninitialized variable
>
> kernel/kprobes.c: In function 'register_kprobe':
> kernel/kprobes.c:1493: warning: 'probed_mod' may be used uninitialized in this function
>
> Signed-off-by: Dong Fang <yp.fangdong@...il.com>
> ---
>   kernel/kprobes.c |    2 +-
>   1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/kernel/kprobes.c b/kernel/kprobes.c
> index bddf3b2..7a5b2b1 100644
> --- a/kernel/kprobes.c
> +++ b/kernel/kprobes.c
> @@ -1490,7 +1490,7 @@ int __kprobes register_kprobe(struct kprobe *p)
>   {
>   	int ret;
>   	struct kprobe *old_p;
> -	struct module *probed_mod;
> +	struct module *probed_mod = NULL;
>   	kprobe_opcode_t *addr;
>
>   	/* Adjust probe address from symbol */
>
can anybody take a look at this patch and give me some feedback? thx
--
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