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-rw-r--r--drivers/infiniband/core/cma.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index b60ce2226965..ca4c5dcd7133 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -359,6 +359,10 @@ static int cma_acquire_dev(struct rdma_id_private *id_priv)
enum rdma_link_layer dev_ll = dev_addr->dev_type == ARPHRD_INFINIBAND ?
IB_LINK_LAYER_INFINIBAND : IB_LINK_LAYER_ETHERNET;
+ if (dev_ll != IB_LINK_LAYER_INFINIBAND &&
+ id_priv->id.ps == RDMA_PS_IPOIB)
+ return -EINVAL;
+
mutex_lock(&lock);
iboe_addr_get_sgid(dev_addr, &iboe_gid);
memcpy(&gid, dev_addr->src_dev_addr +