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path: root/drivers/infiniband/core/mad.c
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Diffstat (limited to 'drivers/infiniband/core/mad.c')
-rw-r--r--drivers/infiniband/core/mad.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/infiniband/core/mad.c b/drivers/infiniband/core/mad.c
index 426bb7617ec6..b0d0bc8a6fb6 100644
--- a/drivers/infiniband/core/mad.c
+++ b/drivers/infiniband/core/mad.c
@@ -1854,6 +1854,8 @@ static bool generate_unmatched_resp(struct ib_mad_private *recv,
response->mad.mad.mad_hdr.method = IB_MGMT_METHOD_GET_RESP;
response->mad.mad.mad_hdr.status =
cpu_to_be16(IB_MGMT_MAD_STATUS_UNSUPPORTED_METHOD_ATTRIB);
+ if (recv->mad.mad.mad_hdr.mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE)
+ response->mad.mad.mad_hdr.status |= IB_SMP_DIRECTION;
return true;
} else {
@@ -1869,6 +1871,7 @@ static void ib_mad_recv_done_handler(struct ib_mad_port_private *port_priv,
struct ib_mad_list_head *mad_list;
struct ib_mad_agent_private *mad_agent;
int port_num;
+ int ret = IB_MAD_RESULT_SUCCESS;
mad_list = (struct ib_mad_list_head *)(unsigned long)wc->wr_id;
qp_info = mad_list->mad_queue->qp_info;
@@ -1952,8 +1955,6 @@ static void ib_mad_recv_done_handler(struct ib_mad_port_private *port_priv,
local:
/* Give driver "right of first refusal" on incoming MAD */
if (port_priv->device->process_mad) {
- int ret;
-
ret = port_priv->device->process_mad(port_priv->device, 0,
port_priv->port_num,
wc, &recv->grh,
@@ -1981,7 +1982,8 @@ local:
* or via recv_handler in ib_mad_complete_recv()
*/
recv = NULL;
- } else if (generate_unmatched_resp(recv, response)) {
+ } else if ((ret & IB_MAD_RESULT_SUCCESS) &&
+ generate_unmatched_resp(recv, response)) {
agent_send_response(&response->mad.mad, &recv->grh, wc,
port_priv->device, port_num, qp_info->qp->qp_num);
}