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authorYehuda Sadeh <yehuda@hq.newdream.net>2011-01-07 14:58:42 -0800
committerSage Weil <sage@newdream.net>2011-01-12 15:15:18 -0800
commit766fc43973b16f9becb6b7402b3e052dbb84adee (patch)
tree47a0b50d6fd7fac744a69dbeaf78e80e3d17fc7b /drivers/block/rbd.c
parentf363e45fd1184219b472ea549cb7e192e24ef4d2 (diff)
rbd: fix cleanup when trying to mount inexistent image
Previously we didn't clean up the sysfs entry that was just created. Signed-off-by: Yehuda Sadeh <yehuda@hq.newdream.net> Signed-off-by: Sage Weil <sage@newdream.net>
Diffstat (limited to 'drivers/block/rbd.c')
-rw-r--r--drivers/block/rbd.c19
1 files changed, 15 insertions, 4 deletions
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index 008d4a00b50d..e1e38b11f48a 100644
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -1790,18 +1790,29 @@ static ssize_t rbd_add(struct bus_type *bus, const char *buf, size_t count)
rc = rbd_bus_add_dev(rbd_dev);
if (rc)
- goto err_out_disk;
+ goto err_out_blkdev;
+
/* set up and announce blkdev mapping */
rc = rbd_init_disk(rbd_dev);
if (rc)
- goto err_out_blkdev;
+ goto err_out_bus;
return count;
+err_out_bus:
+ mutex_lock_nested(&ctl_mutex, SINGLE_DEPTH_NESTING);
+ list_del_init(&rbd_dev->node);
+ mutex_unlock(&ctl_mutex);
+
+ /* this will also clean up rest of rbd_dev stuff */
+
+ rbd_bus_del_dev(rbd_dev);
+ kfree(options);
+ kfree(mon_dev_name);
+ return rc;
+
err_out_blkdev:
unregister_blkdev(rbd_dev->major, rbd_dev->name);
-err_out_disk:
- rbd_free_disk(rbd_dev);
err_out_client:
rbd_put_client(rbd_dev);
mutex_lock_nested(&ctl_mutex, SINGLE_DEPTH_NESTING);