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-rw-r--r--drivers/infiniband/core/mad.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/infiniband/core/mad.c b/drivers/infiniband/core/mad.c
index b8977c3db5f3..43343c4e033e 100644
--- a/drivers/infiniband/core/mad.c
+++ b/drivers/infiniband/core/mad.c
@@ -220,6 +220,10 @@ struct ib_mad_agent *ib_register_mad_agent(struct ib_device *device,
int ret2, qpn;
u8 mgmt_class, vclass;
+ if ((qp_type == IB_QPT_SMI && !rdma_cap_ib_smi(device, port_num)) ||
+ (qp_type == IB_QPT_GSI && !rdma_cap_ib_cm(device, port_num)))
+ return ERR_PTR(-EPROTONOSUPPORT);
+
/* Validate parameters */
qpn = get_spl_qp_index(qp_type);
if (qpn == -1) {