| From | Richard Weinberger <> | Subject | [PATCH 3/6] UBI: Fastmap: Ensure that all fastmap work is done upon WL shutdown | Date | Mon, 24 Nov 2014 14:20:33 +0100 |
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...otherwise the deferred work might run after datastructures got freed and corrupt memory.
Signed-off-by: Richard Weinberger <richard@nod.at> --- 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 7f135df..cb2e571 100644 --- a/drivers/mtd/ubi/wl.c +++ b/drivers/mtd/ubi/wl.c @@ -2041,6 +2041,9 @@ static void protection_queue_destroy(struct ubi_device *ubi) void ubi_wl_close(struct ubi_device *ubi) { dbg_wl("close the WL sub-system"); +#ifdef CONFIG_MTD_UBI_FASTMAP + flush_work(&ubi->fm_work); +#endif shutdown_work(ubi); protection_queue_destroy(ubi); tree_destroy(&ubi->used); -- 1.8.4.5
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