linux-kernel - Re: [PATCH] drivers, pch_dma: Fix uninitialized var before use

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Message-ID: <1302079513.18522.30.camel@vkoul-udesk3>
Date:	Wed, 06 Apr 2011 14:15:13 +0530
From:	"Koul, Vinod" <vinod.koul@...el.com>
To:	Liu Yuan <namei.unix@...il.com>
Cc:	Dan Williams <dan.j.williams@...el.com>,
	open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] drivers, pch_dma: Fix uninitialized var before use

On Sat, 2011-04-02 at 14:20 +0800, Liu Yuan wrote:
> From: Liu Yuan <tailai.ly@...bao.com>
> 
> In the function pdc_desc_get(), var 'i' is not
> initialized before use. This patch fixes it.
> 
> Signed-off-by: Liu Yuan <tailai.ly@...bao.com>
> ---
>  drivers/dma/pch_dma.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/drivers/dma/pch_dma.c b/drivers/dma/pch_dma.c
> index 8d8fef1..6eebc62 100644
> --- a/drivers/dma/pch_dma.c
> +++ b/drivers/dma/pch_dma.c
> @@ -403,7 +403,7 @@ static struct pch_dma_desc *pdc_desc_get(struct pch_dma_chan *pd_chan)
>  {
>  	struct pch_dma_desc *desc, *_d;
>  	struct pch_dma_desc *ret = NULL;
> -	int i;
> +	int i = 0;
>  
>  	spin_lock(&pd_chan->lock);
>  	list_for_each_entry_safe(desc, _d, &pd_chan->free_list, desc_node) {
Applied, Thanks

-- 
~Vinod

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