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IB/core: Honor return status of ib_init_ah_from_mcmember() 

The return status of ib_init_ah_from_mcmember() is ignored by
cma_ib_mc_handler().  Honor it and return error event if ah attribute
initialization failed.

Reviewed-by: Daniel Jurgens <danielj@mellanox.com>
Signed-off-by: Parav Pandit <parav@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Reviewed-by: Yuval Shaia <yuval.shaia@oracle.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
hifive-unleashed-5.1
Parav Pandit 2018-03-13 16:06:13 +02:00 committed by Jason Gunthorpe
parent b26c4a1138
commit 6d337179f2
1 changed files with 8 additions and 4 deletions
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12
drivers/infiniband/core/cma.c
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@ -3918,10 +3918,14 @@ static int cma_ib_mc_handler(int status, struct ib_sa_multicast *multicast)
rdma_start_port(id_priv->cma_dev->device)];
event.event = RDMA_CM_EVENT_MULTICAST_JOIN;
ib_init_ah_from_mcmember(id_priv->id.device,
id_priv->id.port_num, &multicast->rec,
ndev, gid_type,
&event.param.ud.ah_attr);
ret = ib_init_ah_from_mcmember(id_priv->id.device,
id_priv->id.port_num,
&multicast->rec,
ndev, gid_type,
&event.param.ud.ah_attr);
if (ret)
event.event = RDMA_CM_EVENT_MULTICAST_ERROR;
event.param.ud.qp_num = 0xFFFFFF;
event.param.ud.qkey = be32_to_cpu(multicast->rec.qkey);
if (ndev)