On Wed, Feb 17, 2016 at 11:40:59PM -0500, Insu Yun wrote:
> the failure of ioc->reset_work_q is checked,
> but not ioc->fw_event_q.
>
> Signed-off-by: Insu Yun <wuni...@gmail.com>
> ---
> drivers/message/fusion/mptbase.c | 44
> ++++++++++++++++++++++++----------------
> 1 file changed, 27 insertions(+), 17 deletions(-)
>
> diff --git a/drivers/message/fusion/mptbase.c
> b/drivers/message/fusion/mptbase.c
> index 5dcc031..53a5015 100644
> --- a/drivers/message/fusion/mptbase.c
> +++ b/drivers/message/fusion/mptbase.c
> @@ -1871,9 +1871,8 @@ mpt_attach(struct pci_dev *pdev, const struct
> pci_device_id *id)
> if (!ioc->reset_work_q) {
> printk(MYIOC_s_ERR_FMT "Insufficient memory to add adapter!\n",
> ioc->name);
> - pci_release_selected_regions(pdev, ioc->bars);
> - kfree(ioc);
> - return -ENOMEM;
> + r = -ENOMEM;
> + goto err3;
> }
>
> dinitprintk(ioc, printk(MYIOC_s_INFO_FMT "facts @ %p, pfacts[0] @ %p\n",
> @@ -1996,24 +1995,16 @@ mpt_attach(struct pci_dev *pdev, const struct
> pci_device_id *id)
> snprintf(ioc->fw_event_q_name, MPT_KOBJ_NAME_LEN, "mpt/%d", ioc->id);
> ioc->fw_event_q = create_singlethread_workqueue(ioc->fw_event_q_name);
>
> + if (!ioc->fw_event_q) {
> + r = -ENOMEM;
> + goto err2;
> + }
> +
> if ((r = mpt_do_ioc_recovery(ioc, MPT_HOSTEVENT_IOC_BRINGUP,
> CAN_SLEEP)) != 0){
> printk(MYIOC_s_ERR_FMT "didn't initialize properly! (%d)\n",
> ioc->name, r);
> -
> - list_del(&ioc->list);
> - if (ioc->alt_ioc)
> - ioc->alt_ioc->alt_ioc = NULL;
> - iounmap(ioc->memmap);
> - if (r != -5)
> - pci_release_selected_regions(pdev, ioc->bars);
> -
> - destroy_workqueue(ioc->reset_work_q);
> - ioc->reset_work_q = NULL;
> -
> - kfree(ioc);
> - pci_set_drvdata(pdev, NULL);
> - return r;
> + goto err1;
> }
>
> /* call per device driver probe entry point */
> @@ -2040,6 +2031,25 @@ mpt_attach(struct pci_dev *pdev, const struct
> pci_device_id *id)
> msecs_to_jiffies(MPT_POLLING_INTERVAL));
>
> return 0;
> +
> +err1:
> + destroy_workqueue(ioc->fw_event_q);
> + ioc->fw_event_q = NULL;
> +err2::
> + destroy_workqueue(ioc->reset_work_q);
> + ioc->reset_work_q = NULL;
> +
> + list_del(&ioc->list);
> + if (ioc->alt_ioc)
> + ioc->alt_ioc->alt_ioc = NULL;
> + iounmap(ioc->memmap);
> + pci_set_drvdata(pdev, NULL);
> +err3:
> + if (r != -5)
> + pci_release_selected_regions(pdev, ioc->bars);
> + kfree(ioc);
> + return r;
> +
> }
Please no. Not err1, err2 and err3.
err1 could be "goto destroy_fw_event_q", err2 "destroy_reset_workq", err3
goto "free_ioc".
>
>
> /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
> --
> 1.9.1
>
> --
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--
Johannes Thumshirn Storage
jthumsh...@suse.de +49 911 74053 689
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