Re: [PATCH] cciss: memory leak in cciss_init_one()

From: Jens Axboe
Date: Mon Aug 24 2009 - 04:01:22 EST


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@xxxxxxxxx>
> ---
> 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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