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path: root/drivers/infiniband/hw/ipath/ipath_qp.c
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Diffstat (limited to 'drivers/infiniband/hw/ipath/ipath_qp.c')
-rw-r--r--drivers/infiniband/hw/ipath/ipath_qp.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/ipath/ipath_qp.c b/drivers/infiniband/hw/ipath/ipath_qp.c
index 47271be65b0f..e6fc4c02823f 100644
--- a/drivers/infiniband/hw/ipath/ipath_qp.c
+++ b/drivers/infiniband/hw/ipath/ipath_qp.c
@@ -667,6 +667,14 @@ struct ib_qp *ipath_create_qp(struct ib_pd *ibpd,
goto bail;
}
+ if (init_attr->cap.max_send_sge +
+ init_attr->cap.max_recv_sge +
+ init_attr->cap.max_send_wr +
+ init_attr->cap.max_recv_wr == 0) {
+ ret = ERR_PTR(-EINVAL);
+ goto bail;
+ }
+
switch (init_attr->qp_type) {
case IB_QPT_UC:
case IB_QPT_RC: