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-rw-r--r--kernel/block/partition-generic.c13
1 files changed, 10 insertions, 3 deletions
diff --git a/kernel/block/partition-generic.c b/kernel/block/partition-generic.c
index 746935a59..a241e3900 100644
--- a/kernel/block/partition-generic.c
+++ b/kernel/block/partition-generic.c
@@ -349,15 +349,20 @@ struct hd_struct *add_partition(struct gendisk *disk, int partno,
goto out_del;
}
+ err = hd_ref_init(p);
+ if (err) {
+ if (flags & ADDPART_FLAG_WHOLEDISK)
+ goto out_remove_file;
+ goto out_del;
+ }
+
/* everything is up and running, commence */
rcu_assign_pointer(ptbl->part[partno], p);
/* suppress uevent if the disk suppresses it */
if (!dev_get_uevent_suppress(ddev))
kobject_uevent(&pdev->kobj, KOBJ_ADD);
-
- if (!hd_ref_init(p))
- return p;
+ return p;
out_free_info:
free_part_info(p);
@@ -366,6 +371,8 @@ out_free_stats:
out_free:
kfree(p);
return ERR_PTR(err);
+out_remove_file:
+ device_remove_file(pdev, &dev_attr_whole_disk);
out_del:
kobject_put(p->holder_dir);
device_del(pdev);