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ubi: fastmap: Only produce the initial anchor PEB when fastmap is used

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Don't produce the initial anchor PEB when ubi device is read-only
or fastmap is disabled, else the resulting PEB will be unusable
to any volume.

Signed-off-by: Hou Tao <houtao1@huawei.com>
Signed-off-by: Richard Weinberger <richard@nod.at>
This commit is contained in:
Hou Tao 2020-02-10 21:26:35 +08:00 committed by Richard Weinberger
parent c16f39d14a
commit 294a8dbe34
1 changed files with 2 additions and 1 deletions
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3
drivers/mtd/ubi/wl.c
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@ -1875,7 +1875,8 @@ int ubi_wl_init(struct ubi_device *ubi, struct ubi_attach_info *ai)
goto out_free;
#ifdef CONFIG_MTD_UBI_FASTMAP
ubi_ensure_anchor_pebs(ubi);
if (!ubi->ro_mode && !ubi->fm_disabled)
ubi_ensure_anchor_pebs(ubi);
#endif
return 0;