sdev state SDEV_DEL should only be entered from SDEV_CANCEL. This way
we'll have a better check if all error paths are covered.
And we should always call scsi_destroy_device() after
scsi_sysfs_remove_sdev().
Signed-off-by: Hannes Reinecke <[EMAIL PROTECTED]>
---
drivers/scsi/scsi_scan.c | 11 +++++++++--
1 files changed, 9 insertions(+), 2 deletions(-)
diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c
index a97c889..e4d801a 100644
--- a/drivers/scsi/scsi_scan.c
+++ b/drivers/scsi/scsi_scan.c
@@ -1123,7 +1123,7 @@ static int scsi_probe_and_add_lun(struct
scsi_inq_str(mod, result, 16, 32));
});
}
-
+
res = SCSI_SCAN_TARGET_PRESENT;
goto out_free_result;
}
@@ -1177,8 +1177,11 @@ static int scsi_probe_and_add_lun(struct
res = SCSI_SCAN_NO_RESPONSE;
}
}
- } else
+ } else {
+ /* sysfs not attached from scsi_add_lun */
+ scsi_device_set_state(sdev, SDEV_CANCEL);
scsi_destroy_device(sdev);
+ }
out:
return res;
}
@@ -1745,6 +1748,7 @@ static void scsi_sysfs_add_devices(struc
struct scsi_device *sdev;
shost_for_each_device(sdev, shost) {
if (scsi_sysfs_add_sdev(sdev) != 0)
+ scsi_device_set_state(sdev, SDEV_CANCEL);
scsi_destroy_device(sdev);
}
}
@@ -1890,8 +1894,10 @@ void scsi_forget_host(struct Scsi_Host *
list_for_each_entry(sdev, &shost->__devices, siblings) {
if (sdev->sdev_state == SDEV_DEL)
continue;
+ scsi_device_set_state(sdev, SDEV_CANCEL);
spin_unlock_irqrestore(shost->host_lock, flags);
scsi_sysfs_remove_sdev(sdev);
+ scsi_destroy_device(sdev);
goto restart;
}
spin_unlock_irqrestore(shost->host_lock, flags);
@@ -1959,6 +1965,7 @@ void scsi_free_host_dev(struct scsi_devi
{
BUG_ON(sdev->id != sdev->host->this_id);
+ scsi_device_set_state(SDEV_CANCEL);
scsi_destroy_device(sdev);
}
EXPORT_SYMBOL(scsi_free_host_dev);
--
1.4.3.4
-
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