linux-kernel - Re: [PATCH] cciss: memory leak in cciss_init

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Date:	Mon, 24 Aug 2009 10:01:15 +0200
From:	Jens Axboe <jens.axboe@...cle.com>
To:	Eric Dumazet <eric.dumazet@...il.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Mike Miller <mike.miller@...com>,
	linux kernel <linux-kernel@...r.kernel.org>, stable@...nel.org,
	FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>
Subject: Re: [PATCH] cciss: memory leak in cciss_init_one()

On Sun, Aug 23 2009, Eric Dumazet wrote:
> Andrew, I originally sent this 18 days ago and got no reply yet,
> maybe could you get the baby ?

I'll add it for 2.6.32.

> 
> Thanks
> 
> [PATCH] cciss: memory leak in cciss_init_one()
> 
> commit 22bece00dc1f28dd3374c55e464c9f02eb642876
> (cciss: fix regression firmware not displayed in procfs)
> added a small memory leak in cciss_init_one()
> 
> Signed-off-by: Eric Dumazet <eric.dumazet@...il.com>
> ---
> diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
> index a52cc7f..0589dfb 100644
> --- a/drivers/block/cciss.c
> +++ b/drivers/block/cciss.c
> @@ -3889,7 +3889,7 @@ static int __devinit cciss_init_one(struct pci_dev *pdev,
>  	int j = 0;
>  	int rc;
>  	int dac, return_code;
> -	InquiryData_struct *inq_buff = NULL;
> +	InquiryData_struct *inq_buff;
>  
>  	if (reset_devices) {
>  		/* Reset the controller with a PCI power-cycle */
> @@ -4029,6 +4029,7 @@ static int __devinit cciss_init_one(struct pci_dev *pdev,
>  		printk(KERN_WARNING "cciss: unable to determine firmware"
>  			" version of controller\n");
>  	}
> +	kfree(inq_buff);
>  
>  	cciss_procinit(i);
>  
> @@ -4045,7 +4046,6 @@ static int __devinit cciss_init_one(struct pci_dev *pdev,
>  	return 1;
>  
>  clean4:
> -	kfree(inq_buff);
>  	kfree(hba[i]->cmd_pool_bits);
>  	if (hba[i]->cmd_pool)
>  		pci_free_consistent(hba[i]->pdev,
> 

-- 
Jens Axboe

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