[PATCH] ubi: fastmap: Don't flush fastmap work on detach

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At this point UBI volumes have already been free()'ed and fastmap can no
longer access these data structures.

Reported-by: Martin Townsend <mtownsend1973@xxxxxxxxx>
Fixes: 74cdaf24004a ("UBI: Fastmap: Fix memory leaks while closing the WL sub-system")
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Richard Weinberger <richard@xxxxxx>
---
 drivers/mtd/ubi/fastmap-wl.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/mtd/ubi/fastmap-wl.c b/drivers/mtd/ubi/fastmap-wl.c
index 4f0bd6b4422a..69dd21679a30 100644
--- a/drivers/mtd/ubi/fastmap-wl.c
+++ b/drivers/mtd/ubi/fastmap-wl.c
@@ -362,7 +362,6 @@ static void ubi_fastmap_close(struct ubi_device *ubi)
 {
 	int i;
 
-	flush_work(&ubi->fm_work);
 	return_unused_pool_pebs(ubi, &ubi->fm_pool);
 	return_unused_pool_pebs(ubi, &ubi->fm_wl_pool);
 
-- 
2.13.6




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