diff options
| author |   Richard Weinberger <richard@nod.at> | 2016-08-24 14:36:15 +0200 |
|---|---|---|
| committer | Richard Weinberger <richard@nod.at> | 2016-10-02 22:55:02 +0200 |
| commit | f7d11b33d4e8cedf19367c09b891bbc705163976 (patch) | |
| tree | d2f47e8298c10817fb230b9a446df010d89df3bd /drivers/mtd/ubi/fastmap.c | |
| parent | ubi: Fix races around ubi_refill_pools() (diff) | |
| download | linux-dev-f7d11b33d4e8cedf19367c09b891bbc705163976.tar.xz linux-dev-f7d11b33d4e8cedf19367c09b891bbc705163976.zip | |
ubi: Fix Fastmap's update_vol()
Usually Fastmap is free to consider every PEB in one of the pools
as newer than the existing PEB. Since PEBs in a pool are by definition
newer than everything else.
But update_vol() missed the case that a pool can contain more than
one candidate.
Cc: <stable@vger.kernel.org>
Fixes: dbb7d2a88d ("UBI: Add fastmap core")
Signed-off-by: Richard Weinberger <richard@nod.at>
Reviewed-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: Richard Weinberger <richard@nod.at>
Diffstat (limited to 'drivers/mtd/ubi/fastmap.c')
| -rw-r--r-- | drivers/mtd/ubi/fastmap.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/mtd/ubi/fastmap.c b/drivers/mtd/ubi/fastmap.c index 8bd468332ec0..d6384d965788 100644 --- a/drivers/mtd/ubi/fastmap.c +++ b/drivers/mtd/ubi/fastmap.c @@ -304,6 +304,7 @@ static int update_vol(struct ubi_device *ubi, struct ubi_attach_info *ai, aeb->pnum = new_aeb->pnum; aeb->copy_flag = new_vh->copy_flag; aeb->scrub = new_aeb->scrub; + aeb->sqnum = new_aeb->sqnum; ubi_free_aeb(ai, new_aeb); /* new_aeb is older */ |