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path: root/drivers/infiniband/hw/cxgb4/qp.c
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-rw-r--r--drivers/infiniband/hw/cxgb4/qp.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/cxgb4/qp.c b/drivers/infiniband/hw/cxgb4/qp.c
index d2b46c5c1645..79e69d449b07 100644
--- a/drivers/infiniband/hw/cxgb4/qp.c
+++ b/drivers/infiniband/hw/cxgb4/qp.c
@@ -2374,6 +2374,9 @@ int c4iw_ib_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
pr_debug("ib_qp %p\n", ibqp);
+ if (attr_mask & ~IB_QP_ATTR_STANDARD_BITS)
+ return -EOPNOTSUPP;
+
/* iwarp does not support the RTR state */
if ((attr_mask & IB_QP_STATE) && (attr->qp_state == IB_QPS_RTR))
attr_mask &= ~IB_QP_STATE;