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From: pawel.moll@arm.com (Pawel Moll)
To: linux-arm-kernel@lists.infradead.org
Subject: [patch] clk: vexpress: NULL dereference on error path
Date: Fri, 08 Nov 2013 12:42:54 +0000	[thread overview]
Message-ID: <1383914574.3226.0.camel@hornet> (raw)
In-Reply-To: <20131107080844.GR21844@elgon.mountain>

On Thu, 2013-11-07 at 08:08 +0000, Dan Carpenter wrote:
> If the allocation fails then we dereference the NULL in the error path.
> Just return directly.
> 
> Fixes: ed27ff1db869 ('clk: Versatile Express clock generators ("osc") driver')
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
> 
> diff --git a/drivers/clk/versatile/clk-vexpress-osc.c b/drivers/clk/versatile/clk-vexpress-osc.c
> index 2dc8b41..a535c7b 100644
> --- a/drivers/clk/versatile/clk-vexpress-osc.c
> +++ b/drivers/clk/versatile/clk-vexpress-osc.c
> @@ -102,7 +102,7 @@ void __init vexpress_osc_of_setup(struct device_node *node)
>  
>  	osc = kzalloc(sizeof(*osc), GFP_KERNEL);
>  	if (!osc)
> -		goto error;
> +		return;
>  
>  	osc->func = vexpress_config_func_get_by_node(node);
>  	if (!osc->func) {

Well spotted, thanks!

Will get it queued with other vexpress clk changes.

Pawe?

  reply	other threads:[~2013-11-08 12:42 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-11-07  8:08 [patch] clk: vexpress: NULL dereference on error path Dan Carpenter
2013-11-08 12:42 ` Pawel Moll [this message]
2013-11-08 12:44   ` Pawel Moll
2014-04-11 11:51     ` Dan Carpenter
2014-04-11 11:57       ` Pawel Moll
2014-04-23 15:53         ` Pawel Moll

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