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authorKrishna Kumar <krkumar2@in.ibm.com>2006-10-17 10:09:11 +0530
committerRoland Dreier <rolandd@cisco.com>2006-11-29 15:33:05 -0800
commita1a733f65b091fdad3d0783e648c92b491933ab6 (patch)
treee39f19948804c40f583780e23cfa8f87215766c4 /drivers/infiniband
parentf115db4803effd8207c3169590fb3f13336a4093 (diff)
downloadop-kernel-dev-a1a733f65b091fdad3d0783e648c92b491933ab6.zip
op-kernel-dev-a1a733f65b091fdad3d0783e648c92b491933ab6.tar.gz
RDMA/cma: Rewrite cma_req_handler() to encapsulate common code
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>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r--drivers/infiniband/core/cma.c27
1 files changed, 13 insertions, 14 deletions
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index 9aba4ea..b449e26 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -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;
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