Commit 294a8dbe authored by Hou Tao's avatar Hou Tao Committed by Richard Weinberger

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

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: default avatarHou Tao <houtao1@huawei.com>
Signed-off-by: default avatarRichard Weinberger <richard@nod.at>
parent c16f39d1
......@@ -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;
......
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