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RDMA/mlx5: Check CAP_NET_RAW in user namespace for flow create

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Currently, the capability check is done in the default
init_user_ns user namespace. When a process runs in a
non default user namespace, such check fails. Due to this
when a process is running using Podman, it fails to create
the flow.

Since the RDMA device is a resource within a network namespace,
use the network namespace associated with the RDMA device to
determine its owning user namespace.

Fixes: 3226944124 ("IB/mlx5: Introduce driver create and destroy flow methods")
Signed-off-by: Parav Pandit <parav@nvidia.com>
Link: https://patch.msgid.link/a4dcd5e3ac6904ef50b19e56942ca6ab0728794c.1750963874.git.leon@kernel.org
Signed-off-by: Leon Romanovsky <leon@kernel.org>
This commit is contained in:
Parav Pandit 2025-06-26 21:58:05 +03:00 committed by Leon Romanovsky
parent f458ccd2aa
commit 95a89ec304
1 changed files with 1 additions and 1 deletions
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2
drivers/infiniband/hw/mlx5/fs.c
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@ -2459,7 +2459,7 @@ static int UVERBS_HANDLER(MLX5_IB_METHOD_CREATE_FLOW)(
struct mlx5_ib_dev *dev;
u32 flags;
if (!capable(CAP_NET_RAW))
if (!rdma_uattrs_has_raw_cap(attrs))
return -EPERM;
fs_matcher = uverbs_attr_get_obj(attrs,