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Commit 5c65854d authored by Tatyana Brokhman's avatar Tatyana Brokhman
Browse files

mtd: ubi: Fix ubi free count calculation 



The ubi->free_count should be updated with every insert/remove to/from
the ubi->free list.

CRs-fixed: 626564
Change-Id: I953bac59a45b171a7c55389838ba4856389fe4de
Signed-off-by: default avatarTanya Brokhman <tlinder@codeaurora.org>
parent 2c87f18c

drivers/mtd/ubi/wl.c

+3 −0
Original line number Diff line number Diff line
@@ -689,6 +689,8 @@ 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;
@@ -1089,6 +1091,7 @@ 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);