Re: [dpdk-dev] [PATCH 1/4] event/dlb: fix memory overrun Coverity warning

[Jerin Jacob <jerinjacobk@gmail.com>]

On Fri, Nov 6, 2020 at 2:51 AM Timothy McDaniel
<timothy.mcdaniel@intel.com> wrote:
>
> Fix memory corruption bug caused by passing address of a 16b value,
> instead of address of a 32b value.
>
> Fixes: 1998008 ("event/dlb: add eventdev probe")
> Coverity issue: 363715
> Cc: stable@dpdk.org
>
> Signed-off-by: Timothy McDaniel <timothy.mcdaniel@intel.com>

Series applied to dpdk-next-eventdev/for-main. Thanks.


> ---
>  drivers/event/dlb/pf/dlb_main.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/event/dlb/pf/dlb_main.c b/drivers/event/dlb/pf/dlb_main.c
> index 87ab8dd..17e671e 100644
> --- a/drivers/event/dlb/pf/dlb_main.c
> +++ b/drivers/event/dlb/pf/dlb_main.c
> @@ -250,13 +250,13 @@ dlb_pf_reset(struct dlb_dev *dlb_dev)
>  {
>         int msix_cap_offset, err_cap_offset, acs_cap_offset, wait_count;
>         uint16_t dev_ctl_word, dev_ctl2_word, lnk_word, lnk_word2;
> -       uint16_t rt_ctl_word, pri_reqs_dword,  pri_ctrl_word;
> +       uint16_t rt_ctl_word, pri_ctrl_word;
>         struct rte_pci_device *pdev = dlb_dev->pdev;
>         uint16_t devsta_busy_word, devctl_word;
>         int pcie_cap_offset, pri_cap_offset;
>         uint16_t slt_word, slt_word2, cmd;
>         int ret = 0, i = 0;
> -       uint32_t dword[16];
> +       uint32_t dword[16], pri_reqs_dword;
>         off_t off;
>
>         /* Save PCI config state */
> --
> 2.6.4
>