From: Tanya Brokhman <tlin...@codeaurora.org>
The ubi->free_count should be updated with every insert/remove to/from
the ubi->free list.
Signed-off-by: Tanya Brokhman <tlin...@codeaurora.org>
Reviewed-by: Dolev Raviv <dra...@codeaurora.org>
Acked-by: Richard Weinberger <rich...@nod.at>
Signed-off-by: Artem Bityutskiy <artem.bityuts...@linux.intel.com>
---
drivers/mtd/ubi/wl.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/mtd/ubi/wl.c b/drivers/mtd/ubi/wl.c
index 4ecbe18..e52910f 100644
--- a/drivers/mtd/ubi/wl.c
+++ b/drivers/mtd/ubi/wl.c
@@ -635,6 +635,8 @@ static struct ubi_wl_entry *get_peb_for_wl(struct
ubi_device *ubi)
e = find_wl_entry(ubi, &ubi->free, WL_FREE_MAX_DIFF);
self_check_in_wl_tree(ubi, e, &ubi->free);
+ ubi->free_count--;
+ ubi_assert(ubi->free_count >= 0);
rb_erase(&e->u.rb, &ubi->free);
return e;
@@ -1018,6 +1020,7 @@ static int wear_leveling_worker(struct ubi_device *ubi,
struct ubi_work *wrk,
/* Give the unused PEB back */
wl_tree_add(e2, &ubi->free);
+ ubi->free_count++;
goto out_cancel;
}
self_check_in_wl_tree(ubi, e1, &ubi->used);
--
2.1.0
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