openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

UBI: erase free PEB with bitflip in EC header 

Without this patch, these PEB are not scrubbed until we put data in them.
Bitflip can accumulate latter and we can loose the EC header (but VID header
should be intact and allow to recover data).

Signed-off-by: Matthieu Castet <matthieu.castet@parrot.com>
Cc: stable@vger.kernel.org
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
This commit is contained in:
Matthieu CASTET 2012-08-22 16:03:46 +02:00 committed by Artem Bityutskiy
parent abb3e01103
commit 193819cf2e
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/mtd/ubi/attach.c
View File

@ -975,7 +975,7 @@ static int scan_peb(struct ubi_device *ubi, struct ubi_attach_info *ai,
return err;
goto adjust_mean_ec;
case UBI_IO_FF:
if (ec_err)
if (ec_err || bitflips)
err = add_to_list(ai, pnum, UBI_UNKNOWN,
UBI_UNKNOWN, ec, 1, &ai->erase);
else