[dpdk-dev] [PATCH] net/failsafe: fix starting failsafe with invalid MAC
Gaëtan Rivet
gaetan.rivet at 6wind.com
Wed May 9 13:46:17 CEST 2018
Hello Raslan,
Thank you for fixing this bug.
On Mon, May 07, 2018 at 03:17:15PM +0300, Raslan Darawsheh wrote:
> When starting failsafe with mac option, and giving it an invalid MAC. It
> will cause a segmentation fault due to the hotplug_alarm installed on an
> invalid subdev.
>
> Fixes: a46f8d58 ("net/failsafe: add fail-safe PMD")
Only issue I have with this patch is that it should fix instead the commit
Fixes: ebea83f8 ("net/failsafe: add plug-in support")
Which introduced the alarm_install routine.
> Signed-off-by: Raslan Darawsheh <rasland at mellanox.com>
Otherwise:
Acked-by: Gaetan Rivet <gaetan.rivet at 6wind.com>
> ---
> drivers/net/failsafe/failsafe.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/net/failsafe/failsafe.c b/drivers/net/failsafe/failsafe.c
> index 5e7a8ba..3a747c2 100644
> --- a/drivers/net/failsafe/failsafe.c
> +++ b/drivers/net/failsafe/failsafe.c
> @@ -226,7 +226,7 @@ fs_eth_dev_create(struct rte_vdev_device *vdev)
> mac);
> if (ret) {
> ERROR("Failed to set default MAC address");
> - goto free_args;
> + goto cancel_alarm;
> }
> }
> } else {
> @@ -260,6 +260,8 @@ fs_eth_dev_create(struct rte_vdev_device *vdev)
> .type = RTE_INTR_HANDLE_EXT,
> };
> return 0;
> +cancel_alarm:
> + failsafe_hotplug_alarm_cancel(dev);
> free_args:
> failsafe_args_free(dev);
> free_subs:
> --
> 2.7.4
>
Thanks,
--
Gaëtan Rivet
6WIND
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