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UBI: Fastmap: Switch to ro mode if invalidate_fastmap() fails

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We have to switch to ro mode to guarantee that upon next UBI attach
all data is consistent.

Signed-off-by: Richard Weinberger <richard@nod.at>
This commit is contained in:
Richard Weinberger 2014-10-07 21:45:19 +02:00
parent d141a8ef21
commit 2d93fb3632
1 changed files with 3 additions and 1 deletions
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4
drivers/mtd/ubi/fastmap.c
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@ -1466,8 +1466,10 @@ int ubi_update_fastmap(struct ubi_device *ubi)
ret = 0;
if (old_fm) {
ret = invalidate_fastmap(ubi, old_fm);
if (ret < 0)
if (ret < 0) {
ubi_err(ubi, "Unable to invalidiate current fastmap!");
ubi_ro_mode(ubi);
}
else if (ret)
ret = 0;
}