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| author | Richard Weinberger <richard@nod.at> | 2012-12-03 20:57:46 +0100 |
|---|---|---|
| committer | Artem Bityutskiy <artem.bityutskiy@linux.intel.com> | 2012-12-04 16:04:16 +0200 |
| commit | ed4b7021cb51fe5a0f260df03298709347a26967 (patch) | |
| tree | 483eee94b6c30566e1b7694169e83e9014567b4b /drivers/mtd | |
| parent | 9489e9dcae718d5fde988e4a684a0f55b5f94d17 (diff) | |
| download | blackbird-op-linux-ed4b7021cb51fe5a0f260df03298709347a26967.tar.gz blackbird-op-linux-ed4b7021cb51fe5a0f260df03298709347a26967.zip | |
UBI: remove PEB from free tree in get_peb_for_wl()
If UBI is built without fastmap, get_peb_for_wl() has to
remove the PEB manially from the free tree.
Otherwise the requested PEB lives in two trees.
Reported-by: Zach Sadecki <zsadecki@itwatchdogs.com>
Signed-off-by: Richard Weinberger <richard@nod.at>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Diffstat (limited to 'drivers/mtd')
| -rw-r--r-- | drivers/mtd/ubi/wl.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/mtd/ubi/wl.c b/drivers/mtd/ubi/wl.c index da7b44998b40..1f9f5f7a5d0f 100644 --- a/drivers/mtd/ubi/wl.c +++ b/drivers/mtd/ubi/wl.c @@ -679,7 +679,13 @@ static struct ubi_wl_entry *get_peb_for_wl(struct ubi_device *ubi) #else static struct ubi_wl_entry *get_peb_for_wl(struct ubi_device *ubi) { - return find_wl_entry(ubi, &ubi->free, WL_FREE_MAX_DIFF); + struct ubi_wl_entry *e; + + e = find_wl_entry(ubi, &ubi->free, WL_FREE_MAX_DIFF); + self_check_in_wl_tree(ubi, e, &ubi->free); + rb_erase(&e->u.rb, &ubi->free); + + return e; } int ubi_wl_get_peb(struct ubi_device *ubi) |
