10/07/2021 12:35, wangyunjian:
> From: Yunjian Wang <[email protected]>
>
> This patch fixes the use-after-free bug which was reported by Coverity
> Scan in the mlx5_dma_unmap function.
>
> Coverity issue: 371679
> Fixes: 992e6df3dafe ("common/mlx5: free MR resource on device DMA unmap")
> Cc: [email protected]
>
> Signed-off-by: Yunjian Wang <[email protected]>
> ---
> LIST_REMOVE(mr, mr);
> - mlx5_mr_free(mr, sh->share_cache.dereg_mr_cb);
> DRV_LOG(DEBUG, "port %u remove MR(%p) from list", dev->data->port_id,
> (void *)mr);
> + mlx5_mr_free(mr, sh->share_cache.dereg_mr_cb);
> mlx5_mr_rebuild_cache(&sh->share_cache);
Sorry, it seems this fix has been integrated as part of this patch
(for no good reason):
https://git.dpdk.org/dpdk/commit/?id=a7f34989e9
