[PATCH 4.2 49/54] dm thin: fix missing pool reference count decrement in pool_ctr error path

From: Greg Kroah-Hartman
Date: Fri Oct 23 2015 - 14:30:43 EST


4.2-stable review patch. If anyone has any objections, please let me know.

------------------

From: Mike Snitzer <snitzer@xxxxxxxxxx>

commit ba30670f4d5292c4e7f7980bbd5071f7c4794cdd upstream.

Fixes: ac8c3f3df ("dm thin: generate event when metadata threshold passed")
Signed-off-by: Mike Snitzer <snitzer@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
drivers/md/dm-thin.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/md/dm-thin.c
+++ b/drivers/md/dm-thin.c
@@ -3255,7 +3255,7 @@ static int pool_ctr(struct dm_target *ti
metadata_low_callback,
pool);
if (r)
- goto out_free_pt;
+ goto out_flags_changed;

pt->callbacks.congested_fn = pool_is_congested;
dm_table_add_target_callbacks(ti->table, &pt->callbacks);


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