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path: root/drivers/infiniband/core/cm.c
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Diffstat (limited to 'drivers/infiniband/core/cm.c')
-rw-r--r--drivers/infiniband/core/cm.c51
1 files changed, 23 insertions, 28 deletions
diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 4df269f5d9ac..2e39236d189f 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -2219,6 +2219,9 @@ int ib_send_cm_mra(struct ib_cm_id *cm_id,
{
struct cm_id_private *cm_id_priv;
struct ib_mad_send_buf *msg;
+ enum ib_cm_state cm_state;
+ enum ib_cm_lap_state lap_state;
+ enum cm_msg_response msg_response;
void *data;
unsigned long flags;
int ret;
@@ -2235,48 +2238,40 @@ int ib_send_cm_mra(struct ib_cm_id *cm_id,
spin_lock_irqsave(&cm_id_priv->lock, flags);
switch(cm_id_priv->id.state) {
case IB_CM_REQ_RCVD:
- ret = cm_alloc_msg(cm_id_priv, &msg);
- if (ret)
- goto error1;
-
- cm_format_mra((struct cm_mra_msg *) msg->mad, cm_id_priv,
- CM_MSG_RESPONSE_REQ, service_timeout,
- private_data, private_data_len);
- ret = ib_post_send_mad(msg, NULL);
- if (ret)
- goto error2;
- cm_id->state = IB_CM_MRA_REQ_SENT;
+ cm_state = IB_CM_MRA_REQ_SENT;
+ lap_state = cm_id->lap_state;
+ msg_response = CM_MSG_RESPONSE_REQ;
break;
case IB_CM_REP_RCVD:
- ret = cm_alloc_msg(cm_id_priv, &msg);
- if (ret)
- goto error1;
-
- cm_format_mra((struct cm_mra_msg *) msg->mad, cm_id_priv,
- CM_MSG_RESPONSE_REP, service_timeout,
- private_data, private_data_len);
- ret = ib_post_send_mad(msg, NULL);
- if (ret)
- goto error2;
- cm_id->state = IB_CM_MRA_REP_SENT;
+ cm_state = IB_CM_MRA_REP_SENT;
+ lap_state = cm_id->lap_state;
+ msg_response = CM_MSG_RESPONSE_REP;
break;
case IB_CM_ESTABLISHED:
+ cm_state = cm_id->state;
+ lap_state = IB_CM_MRA_LAP_SENT;
+ msg_response = CM_MSG_RESPONSE_OTHER;
+ break;
+ default:
+ ret = -EINVAL;
+ goto error1;
+ }
+
+ if (!(service_timeout & IB_CM_MRA_FLAG_DELAY)) {
ret = cm_alloc_msg(cm_id_priv, &msg);
if (ret)
goto error1;
cm_format_mra((struct cm_mra_msg *) msg->mad, cm_id_priv,
- CM_MSG_RESPONSE_OTHER, service_timeout,
+ msg_response, service_timeout,
private_data, private_data_len);
ret = ib_post_send_mad(msg, NULL);
if (ret)
goto error2;
- cm_id->lap_state = IB_CM_MRA_LAP_SENT;
- break;
- default:
- ret = -EINVAL;
- goto error1;
}
+
+ cm_id->state = cm_state;
+ cm_id->lap_state = lap_state;
cm_id_priv->service_timeout = service_timeout;
cm_set_private_data(cm_id_priv, data, private_data_len);
spin_unlock_irqrestore(&cm_id_priv->lock, flags);