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Commit f7d11b33 authored by Richard Weinberger's avatar Richard Weinberger
Browse files

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: dbb7d2a8 ("UBI: Add fastmap core")
Signed-off-by: default avatarRichard Weinberger <richard@nod.at>
Reviewed-by: default avatarBoris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: default avatarRichard Weinberger <richard@nod.at>
parent 2e8f08de

drivers/mtd/ubi/fastmap.c

+1 −0
Original line number Diff line number Diff line
@@ -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 */