From: Parav Pandit <parav@xxxxxxxxxxxx>
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@xxxxxxxxxxxx>
Signed-off-by: Parav Pandit <parav@xxxxxxxxxxxx>
Signed-off-by: Leon Romanovsky <leon@xxxxxxxxxx>
---
drivers/infiniband/core/cm.c | 20 +++++++++++++++-----
1 file changed, 15 insertions(+), 5 deletions(-)
diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 46303a7a2164..72e8cd177570 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -482,14 +482,13 @@ static int add_cm_id_to_port_list(struct cm_id_private *cm_id_priv,
return ret;
}
-static int cm_init_av_by_path(struct sa_path_rec *path, struct cm_av *av,
- struct cm_id_private *cm_id_priv)
+static struct cm_port *get_cm_port_from_path(struct sa_path_rec *path)
{
- struct cm_device *cm_dev;
struct cm_port *port = NULL;
+ struct cm_device *cm_dev;
unsigned long flags;
- int ret;
u8 p;
+
struct net_device *ndev = ib_get_ndev_from_path(path);
read_lock_irqsave(&cm.device_lock, flags);
@@ -497,7 +496,7 @@ static int cm_init_av_by_path(struct sa_path_rec *path, struct cm_av *av,
if (!ib_find_cached_gid(cm_dev->ib_device, &path->sgid,
sa_conv_pathrec_to_gid_type(path),
ndev, &p, NULL)) {
- port = cm_dev->port[p-1];
+ port = cm_dev->port[p - 1];
break;
}
}
@@ -505,9 +504,20 @@ static int cm_init_av_by_path(struct sa_path_rec *path, struct cm_av *av,
if (ndev)
dev_put(ndev);
+ return port;
+}
+
+static int cm_init_av_by_path(struct sa_path_rec *path, struct cm_av *av,
+ struct cm_id_private *cm_id_priv)
+{
+ struct cm_device *cm_dev;
+ struct cm_port *port;
+ int ret;
+ port = get_cm_port_from_path(path);
if (!port)
return -EINVAL;
+ cm_dev = port->cm_dev;
ret = ib_find_cached_pkey(cm_dev->ib_device, port->port_num,
be16_to_cpu(path->pkey), &av->pkey_index);
--
2.16.2
--
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