ubi: Ensure no fastmap flush after uif_close

On detach UBI attempts to update fastmap after closing user interfaces
but at this point UBI volumes have already been free()'ed and fastmap
can no longer access these data structures.

Signed-off-by: Martin Townsend <mtownsend1973@gmail.com>
Cc: hs@denx.de
Cc: kmpark@infradead.org
Cc: richard@sigma-star.at

diff --git a/drivers/mtd/ubi/fastmap-wl.c b/drivers/mtd/ubi/fastmap-wl.c
index a33d4063e06487e5520561051463774408c17bab..b7876a81cb0f1fbeb6bf0e30c46476fe511a61de 100644 (file)
--- a/drivers/mtd/ubi/fastmap-wl.c
+++ b/drivers/mtd/ubi/fastmap-wl.c
@@ -337,11 +337,6 @@ static void ubi_fastmap_close(struct ubi_device *ubi)
 {
        int i;
 
-#ifndef __UBOOT__
-       flush_work(&ubi->fm_work);
-#else
-       update_fastmap_work_fn(ubi);
-#endif
        return_unused_pool_pebs(ubi, &ubi->fm_pool);
        return_unused_pool_pebs(ubi, &ubi->fm_wl_pool);