diff options
-rw-r--r-- | drivers/mtd/ubi/wl.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/mtd/ubi/wl.c b/drivers/mtd/ubi/wl.c index 949700a9bb4b..3fcdefe2714d 100644 --- a/drivers/mtd/ubi/wl.c +++ b/drivers/mtd/ubi/wl.c @@ -710,6 +710,12 @@ static int wear_leveling_worker(struct ubi_device *ubi, struct ubi_work *wrk, if (!e2) goto out_cancel; + /* + * Anchor move within the anchor area is useless. + */ + if (e2->pnum < UBI_FM_MAX_START) + goto out_cancel; + self_check_in_wl_tree(ubi, e1, &ubi->used); rb_erase(&e1->u.rb, &ubi->used); dbg_wl("anchor-move PEB %d to PEB %d", e1->pnum, e2->pnum); |