On Thu, 7 Aug 2025 10:49:36 +0800
Dengdui Huang <huangdeng...@huawei.com> wrote:
> diff --git a/lib/eal/common/eal_common_launch.c
> b/lib/eal/common/eal_common_launch.c
> index a7deac6ecd..be7226e4b6 100644
> --- a/lib/eal/common/eal_common_launch.c
> +++ b/lib/eal/common/eal_common_launch.c
> @@ -36,8 +36,15 @@ RTE_EXPORT_SYMBOL(rte_eal_remote_launch)
> int
> rte_eal_remote_launch(lcore_function_t *f, void *arg, unsigned int worker_id)
> {
> + enum rte_lcore_role_t role;
> int rc = -EBUSY;
>
> + role = lcore_config[worker_id].core_role;
> + if (role != ROLE_RTE && role != ROLE_SERVICE) {
> + rc = -EINVAL;
> + goto finish;
> + }
worker_id could be any value, if it was out of the range of the array
you would end up reading junk.
