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RDMA/cma: Rewrite cma_req_handler() to encapsulate common code

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Rewrite cma_req_handler error handling case to encapsulate
common code.

Signed-off-by: Krishna Kumar <krkumar2@in.ibm.com>
Acked-by: Sean Hefty <sean.hefty@intel.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
Krishna Kumar 2006-10-17 10:09:11 +05:30 committed by Roland Dreier
parent f115db4803
commit a1a733f65b
1 changed files with 13 additions and 14 deletions
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27
drivers/infiniband/core/cma.c
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@ -935,13 +935,8 @@ static int cma_req_handler(struct ib_cm_id *cm_id, struct ib_cm_event *ib_event)
mutex_lock(&lock);
ret = cma_acquire_dev(conn_id);
mutex_unlock(&lock);
if (ret) {
ret = -ENODEV;
cma_exch(conn_id, CMA_DESTROYING);
cma_release_remove(conn_id);
rdma_destroy_id(&conn_id->id);
goto out;
}
if (ret)
goto release_conn_id;
conn_id->cm_id.ib = cm_id;
cm_id->context = conn_id;
@ -951,13 +946,17 @@ static int cma_req_handler(struct ib_cm_id *cm_id, struct ib_cm_event *ib_event)
ret = cma_notify_user(conn_id, RDMA_CM_EVENT_CONNECT_REQUEST, 0,
ib_event->private_data + offset,
IB_CM_REQ_PRIVATE_DATA_SIZE - offset);
if (ret) {
/* Destroy the CM ID by returning a non-zero value. */
conn_id->cm_id.ib = NULL;
cma_exch(conn_id, CMA_DESTROYING);
cma_release_remove(conn_id);
rdma_destroy_id(&conn_id->id);
}
if (!ret)
goto out;
/* Destroy the CM ID by returning a non-zero value. */
conn_id->cm_id.ib = NULL;
release_conn_id:
cma_exch(conn_id, CMA_DESTROYING);
cma_release_remove(conn_id);
rdma_destroy_id(&conn_id->id);
out:
cma_release_remove(listen_id);
return ret;