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-rw-r--r--drivers/infiniband/core/uverbs_cmd.c8
-rw-r--r--drivers/infiniband/hw/mlx4/main.c3
2 files changed, 11 insertions, 0 deletions
diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c
index 6ffc9c4e93af..0f05de693e76 100644
--- a/drivers/infiniband/core/uverbs_cmd.c
+++ b/drivers/infiniband/core/uverbs_cmd.c
@@ -3085,6 +3085,14 @@ int ib_uverbs_ex_create_flow(struct ib_uverbs_file *file,
!capable(CAP_NET_ADMIN)) || !capable(CAP_NET_RAW))
return -EPERM;
+ if (cmd.flow_attr.flags >= IB_FLOW_ATTR_FLAGS_RESERVED)
+ return -EINVAL;
+
+ if ((cmd.flow_attr.flags & IB_FLOW_ATTR_FLAGS_DONT_TRAP) &&
+ ((cmd.flow_attr.type == IB_FLOW_ATTR_ALL_DEFAULT) ||
+ (cmd.flow_attr.type == IB_FLOW_ATTR_MC_DEFAULT)))
+ return -EINVAL;
+
if (cmd.flow_attr.num_of_specs > IB_FLOW_SPEC_SUPPORT_LAYERS)
return -EINVAL;
diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c
index 1c7ab6cabbb8..41f2c25df0d6 100644
--- a/drivers/infiniband/hw/mlx4/main.c
+++ b/drivers/infiniband/hw/mlx4/main.c
@@ -1653,6 +1653,9 @@ static struct ib_flow *mlx4_ib_create_flow(struct ib_qp *qp,
struct mlx4_dev *dev = (to_mdev(qp->device))->dev;
int is_bonded = mlx4_is_bonded(dev);
+ if (flow_attr->flags & IB_FLOW_ATTR_FLAGS_DONT_TRAP)
+ return ERR_PTR(-EOPNOTSUPP);
+
memset(type, 0, sizeof(type));
mflow = kzalloc(sizeof(*mflow), GFP_KERNEL);