[SCSI] add scsi_host and scsi_target to scsi_bus

This patch implements scsi_host and scsi_target device types
and adds both to the scsi_bus.

Signed-off-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>

1 files changed, 6 insertions, 1 deletions

diff --git a/drivers/scsi/scsi_proc.c b/drivers/scsi/scsi_proc.c
index ed395154a5b1..3a1c99d5c775 100644
--- a/drivers/scsi/scsi_proc.c
+++ b/drivers/scsi/scsi_proc.c
@@ -190,10 +190,14 @@ void scsi_proc_host_rm(struct Scsi_Host *shost)
  */
 static int proc_print_scsidevice(struct device *dev, void *data)
 {
-        struct scsi_device *sdev = to_scsi_device(dev);
+        struct scsi_device *sdev;
         struct seq_file *s = data;
         int i;
 
+        if (!scsi_is_sdev_device(dev))
+                goto out;
+
+        sdev = to_scsi_device(dev);
         seq_printf(s,
                 "Host: scsi%d Channel: %02d Id: %02d Lun: %02d\n  Vendor: ",
                 sdev->host->host_no, sdev->channel, sdev->id, sdev->lun);
@@ -230,6 +234,7 @@ static int proc_print_scsidevice(struct device *dev, void *data)
         else
                 seq_printf(s, "\n");
 
+out:
         return 0;
 }