| Message ID | 20250405100814.77886-1-bsdhenrymartin@gmail.com (mailing list archive) |
|---|---|
| State | New |
| Delegated to: | Netdev Maintainers |
| Headers | show |
| Series | [v1] net/mlx5: Fix null-ptr-deref in mlx5_create_ttc_table() | expand |
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_ttc.c b/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_ttc.c index eb3bd9c7f66e..4b31b4c953fb 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_ttc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_ttc.c @@ -728,6 +728,8 @@ struct mlx5_ttc_table *mlx5_create_ttc_table(struct mlx5_core_dev *dev, } ns = mlx5_get_flow_namespace(dev, params->ns_type); + if (!ns) + return ERR_PTR(-EOPNOTSUPP); groups = use_l4_type ? &ttc_groups[TTC_GROUPS_USE_L4_TYPE] : &ttc_groups[TTC_GROUPS_DEFAULT];
Add NULL check for mlx5_get_flow_namespace() returns in mlx5_create_ttc_table() to prevent NULL pointer dereference. Fixes: 137f3d50ad2a ("net/mlx5: Support matching on l4_type for ttc_table") Signed-off-by: Henry Martin <bsdhenrymartin@gmail.com> --- drivers/net/ethernet/mellanox/mlx5/core/lib/fs_ttc.c | 2 ++ 1 file changed, 2 insertions(+)