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| author | Alan Stern <stern@rowland.harvard.edu> | 2010-02-12 18:13:55 +0100 |
|---|---|---|
| committer | James Bottomley <James.Bottomley@suse.de> | 2010-02-18 18:06:39 +0100 |
| commit | ee37e09d81a4acf328f68189af12f116401f8c0f (patch) | |
| tree | abac354cb40c47be3985c6e2efe399dd10dcdd87 /drivers/scsi/scsi_sysfs.c | |
| parent | [SCSI] fix refcounting bug in scsi_get_host_dev (diff) | |
| download | linux-ee37e09d81a4acf328f68189af12f116401f8c0f.tar.xz linux-ee37e09d81a4acf328f68189af12f116401f8c0f.zip | |
[SCSI] fix duplicate removal on error path in scsi_sysfs_add_sdev
This patch (as1335) fixes a bug in scsi_sysfs_add_sdev(). Its callers
always remove the device if anything goes wrong, so it should never
remove the device.
Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Diffstat (limited to 'drivers/scsi/scsi_sysfs.c')
| -rw-r--r-- | drivers/scsi/scsi_sysfs.c | 18 |
1 files changed, 7 insertions, 11 deletions
diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c index 5a065055e68a..a4936c4e2f46 100644 --- a/drivers/scsi/scsi_sysfs.c +++ b/drivers/scsi/scsi_sysfs.c @@ -878,7 +878,8 @@ int scsi_sysfs_add_sdev(struct scsi_device *sdev) struct request_queue *rq = sdev->request_queue; struct scsi_target *starget = sdev->sdev_target; - if ((error = scsi_device_set_state(sdev, SDEV_RUNNING)) != 0) + error = scsi_device_set_state(sdev, SDEV_RUNNING); + if (error) return error; error = scsi_target_add(starget); @@ -889,13 +890,13 @@ int scsi_sysfs_add_sdev(struct scsi_device *sdev) error = device_add(&sdev->sdev_gendev); if (error) { printk(KERN_INFO "error 1\n"); - goto out_remove; + return error; } error = device_add(&sdev->sdev_dev); if (error) { printk(KERN_INFO "error 2\n"); device_del(&sdev->sdev_gendev); - goto out_remove; + return error; } transport_add_device(&sdev->sdev_gendev); sdev->is_visible = 1; @@ -910,14 +911,14 @@ int scsi_sysfs_add_sdev(struct scsi_device *sdev) else error = device_create_file(&sdev->sdev_gendev, &dev_attr_queue_depth); if (error) - goto out_remove; + return error; if (sdev->host->hostt->change_queue_type) error = device_create_file(&sdev->sdev_gendev, &sdev_attr_queue_type_rw); else error = device_create_file(&sdev->sdev_gendev, &dev_attr_queue_type); if (error) - goto out_remove; + return error; error = bsg_register_queue(rq, &sdev->sdev_gendev, NULL, NULL); @@ -933,16 +934,11 @@ int scsi_sysfs_add_sdev(struct scsi_device *sdev) error = device_create_file(&sdev->sdev_gendev, sdev->host->hostt->sdev_attrs[i]); if (error) - goto out_remove; + return error; } } - return 0; - - out_remove: - __scsi_remove_device(sdev); return error; - } void __scsi_remove_device(struct scsi_device *sdev) |