1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/mtd/ubi/wl.c b/drivers/mtd/ubi/wl.c
index 5df49d3cb5c7..c95bfb183c62 100644
--- a/drivers/mtd/ubi/wl.c
+++ b/drivers/mtd/ubi/wl.c
@@ -1069,6 +1069,9 @@ static int wear_leveling_worker(struct ubi_device *ubi, struct ubi_work *wrk,
                 if (!(e2->ec - e1->ec >= UBI_WL_THRESHOLD)) {
                         dbg_wl("no WL needed: min used EC %d, max free EC %d",
                                e1->ec, e2->ec);
+
+                        /* Give the unused PEB back */
+                        wl_tree_add(e2, &ubi->free);
                         goto out_cancel;
                 }
                 self_check_in_wl_tree(ubi, e1, &ubi->used);