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path: root/drivers/scsi/scsi_transport_fc.c
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Diffstat (limited to 'drivers/scsi/scsi_transport_fc.c')
-rw-r--r--drivers/scsi/scsi_transport_fc.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/scsi/scsi_transport_fc.c b/drivers/scsi/scsi_transport_fc.c
index df6263dfd79..b03aa85108e 100644
--- a/drivers/scsi/scsi_transport_fc.c
+++ b/drivers/scsi/scsi_transport_fc.c
@@ -1476,7 +1476,8 @@ fc_rport_final_delete(void *data)
transport_remove_device(dev);
device_del(dev);
transport_destroy_device(dev);
- put_device(&shost->shost_gendev);
+ put_device(&shost->shost_gendev); /* for fc_host->rport list */
+ put_device(dev); /* for self-reference */
}
@@ -1537,13 +1538,13 @@ fc_rport_create(struct Scsi_Host *shost, int channel,
else
rport->scsi_target_id = -1;
list_add_tail(&rport->peers, &fc_host->rports);
- get_device(&shost->shost_gendev);
+ get_device(&shost->shost_gendev); /* for fc_host->rport list */
spin_unlock_irqrestore(shost->host_lock, flags);
dev = &rport->dev;
- device_initialize(dev);
- dev->parent = get_device(&shost->shost_gendev);
+ device_initialize(dev); /* takes self reference */
+ dev->parent = get_device(&shost->shost_gendev); /* parent reference */
dev->release = fc_rport_dev_release;
sprintf(dev->bus_id, "rport-%d:%d-%d",
shost->host_no, channel, rport->number);
@@ -1567,10 +1568,9 @@ fc_rport_create(struct Scsi_Host *shost, int channel,
delete_rport:
transport_destroy_device(dev);
- put_device(dev->parent);
spin_lock_irqsave(shost->host_lock, flags);
list_del(&rport->peers);
- put_device(&shost->shost_gendev);
+ put_device(&shost->shost_gendev); /* for fc_host->rport list */
spin_unlock_irqrestore(shost->host_lock, flags);
put_device(dev->parent);
kfree(rport);