[PATCH rdma-next 27/31] IB/cm: Fix honor address handle attribute init error

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From: Parav Pandit <parav@xxxxxxxxxxxx>

cm_init_av_by_path depends on ib_init_ah_from_path to initialize ah
attribute and ib_init_ah_from_path() can fail, such error should not
be ignored.

This patch honors ah attribute init error.

Signed-off-by: Parav Pandit <parav@xxxxxxxxxxxx>
Reviewed-by: Daniel Jurgens <danielj@xxxxxxxxxxxx>
Signed-off-by: Leon Romanovsky <leon@xxxxxxxxxx>
---
 drivers/infiniband/core/cm.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 9a60d21ed0c3..d12c50ee2b89 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -494,8 +494,11 @@ static int cm_init_av_by_path(struct sa_path_rec *path, struct cm_av *av,
 		return ret;
 
 	av->port = port;
-	ib_init_ah_from_path(cm_dev->ib_device, port->port_num, path,
-			     &av->ah_attr);
+	ret = ib_init_ah_from_path(cm_dev->ib_device, port->port_num, path,
+				   &av->ah_attr);
+	if (ret)
+		return ret;
+
 	av->timeout = path->packet_life_time + 1;
 
 	spin_lock_irqsave(&cm.lock, flags);
-- 
2.15.0

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