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authorArtem Bityutskiy <Artem.Bityutskiy@nokia.com>2007-12-04 21:36:12 +0200
committerArtem Bityutskiy <Artem.Bityutskiy@nokia.com>2007-12-26 19:15:14 +0200
commit94780d4de2e9339ab93df63420db70f11882634d (patch)
tree39c83f8c66ca2529d5e30560818ef85e97992c76 /drivers/mtd/ubi/eba.c
parent2362a53ec59f286495307e0e0d8ef2401e8c5c49 (diff)
UBI: bugfix: allocate mandatory EBs first
First allocate the necessary eraseblocks, then the optional ones. Otherwise it allocates all PEBs for bad EB handling, and fails on then following EBA LEB allocation. Reported-by: Adrian Hunter <ext-adrian.hunter@nokia.com> Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Diffstat (limited to 'drivers/mtd/ubi/eba.c')
-rw-r--r--drivers/mtd/ubi/eba.c18
1 files changed, 9 insertions, 9 deletions
diff --git a/drivers/mtd/ubi/eba.c b/drivers/mtd/ubi/eba.c
index 880fa369035..85f50c83cf4 100644
--- a/drivers/mtd/ubi/eba.c
+++ b/drivers/mtd/ubi/eba.c
@@ -1168,6 +1168,15 @@ int ubi_eba_init_scan(struct ubi_device *ubi, struct ubi_scan_info *si)
}
}
+ if (ubi->avail_pebs < EBA_RESERVED_PEBS) {
+ ubi_err("no enough physical eraseblocks (%d, need %d)",
+ ubi->avail_pebs, EBA_RESERVED_PEBS);
+ err = -ENOSPC;
+ goto out_free;
+ }
+ ubi->avail_pebs -= EBA_RESERVED_PEBS;
+ ubi->rsvd_pebs += EBA_RESERVED_PEBS;
+
if (ubi->bad_allowed) {
ubi_calculate_reserved(ubi);
@@ -1184,15 +1193,6 @@ int ubi_eba_init_scan(struct ubi_device *ubi, struct ubi_scan_info *si)
ubi->rsvd_pebs += ubi->beb_rsvd_pebs;
}
- if (ubi->avail_pebs < EBA_RESERVED_PEBS) {
- ubi_err("no enough physical eraseblocks (%d, need %d)",
- ubi->avail_pebs, EBA_RESERVED_PEBS);
- err = -ENOSPC;
- goto out_free;
- }
- ubi->avail_pebs -= EBA_RESERVED_PEBS;
- ubi->rsvd_pebs += EBA_RESERVED_PEBS;
-
dbg_eba("EBA unit is initialized");
return 0;