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authorRichard Weinberger <richard@nod.at>2018-01-17 23:15:57 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-04-24 09:34:09 +0200
commit00f308c0eea4d2f7bc5bb3b9d0947f2219f53760 (patch)
tree5aca44b134308cc088854ea371d592ae896207d8 /drivers/mtd
parentcf1595d865e78fa2f5ecf314e403aa539d71529c (diff)
ubi: fastmap: Don't flush fastmap work on detach
commit 29b7a6fa1ec07e8480b0d9caf635a4498a438bf4 upstream. At this point UBI volumes have already been free()'ed and fastmap can no longer access these data structures. Reported-by: Martin Townsend <mtownsend1973@gmail.com> Fixes: 74cdaf24004a ("UBI: Fastmap: Fix memory leaks while closing the WL sub-system") Cc: stable@vger.kernel.org Signed-off-by: Richard Weinberger <richard@nod.at> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/mtd')
-rw-r--r--drivers/mtd/ubi/fastmap-wl.c1
1 files changed, 0 insertions, 1 deletions
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);