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-rw-r--r--fs/partitions/check.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/fs/partitions/check.c b/fs/partitions/check.c
index bdf8d3cc95a4..48209f58522b 100644
--- a/fs/partitions/check.c
+++ b/fs/partitions/check.c
@@ -381,6 +381,13 @@ static void delete_partition_rcu_cb(struct rcu_head *head)
put_device(part_to_dev(part));
}
+void __delete_partition(struct kref *ref)
+{
+ struct hd_struct *part = container_of(ref, struct hd_struct, ref);
+
+ call_rcu(&part->rcu_head, delete_partition_rcu_cb);
+}
+
void delete_partition(struct gendisk *disk, int partno)
{
struct disk_part_tbl *ptbl = disk->part_tbl;
@@ -399,7 +406,7 @@ void delete_partition(struct gendisk *disk, int partno)
kobject_put(part->holder_dir);
device_del(part_to_dev(part));
- call_rcu(&part->rcu_head, delete_partition_rcu_cb);
+ kref_put(&part->ref, __delete_partition);
}
static ssize_t whole_disk_show(struct device *dev,
@@ -498,6 +505,7 @@ struct hd_struct *add_partition(struct gendisk *disk, int partno,
if (!dev_get_uevent_suppress(ddev))
kobject_uevent(&pdev->kobj, KOBJ_ADD);
+ kref_init(&p->ref);
return p;
out_free_info: