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IB/cm: Introduce and use helper function to get cm_port from path
Introduce and use helper function get_cm_port_from_path() to get cm_port based on the the path record entry. Reviewed-by: Daniel Jurgens <danielj@mellanox.com> Signed-off-by: Parav Pandit <parav@mellanox.com> Signed-off-by: Leon Romanovsky <leon@kernel.org> Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
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@ -482,13 +482,11 @@ static int add_cm_id_to_port_list(struct cm_id_private *cm_id_priv,
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return ret;
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}
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static int cm_init_av_by_path(struct sa_path_rec *path, struct cm_av *av,
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struct cm_id_private *cm_id_priv)
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static struct cm_port *get_cm_port_from_path(struct sa_path_rec *path)
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{
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struct cm_device *cm_dev;
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struct cm_port *port = NULL;
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unsigned long flags;
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int ret;
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u8 p;
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struct net_device *ndev = ib_get_ndev_from_path(path);
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@ -497,7 +495,7 @@ static int cm_init_av_by_path(struct sa_path_rec *path, struct cm_av *av,
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if (!ib_find_cached_gid(cm_dev->ib_device, &path->sgid,
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sa_conv_pathrec_to_gid_type(path),
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ndev, &p, NULL)) {
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port = cm_dev->port[p-1];
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port = cm_dev->port[p - 1];
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break;
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}
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}
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@ -505,9 +503,20 @@ static int cm_init_av_by_path(struct sa_path_rec *path, struct cm_av *av,
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if (ndev)
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dev_put(ndev);
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return port;
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}
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static int cm_init_av_by_path(struct sa_path_rec *path, struct cm_av *av,
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struct cm_id_private *cm_id_priv)
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{
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struct cm_device *cm_dev;
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struct cm_port *port;
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int ret;
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port = get_cm_port_from_path(path);
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if (!port)
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return -EINVAL;
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cm_dev = port->cm_dev;
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ret = ib_find_cached_pkey(cm_dev->ib_device, port->port_num,
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be16_to_cpu(path->pkey), &av->pkey_index);
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