diff options
| author | Heiko Schocher <hs@denx.de> | 2014-06-24 09:25:18 +0200 |
|---|---|---|
| committer | Artem Bityutskiy <artem.bityutskiy@linux.intel.com> | 2014-07-01 09:23:03 +0300 |
| commit | e9110361a9a4e258b072b14bd44eb78cf11453cb (patch) | |
| tree | 7b1048a62c3a6c981af59df7b7569bef9fbd28c2 /drivers | |
| parent | a497c3ba1d97fc69c1e78e7b96435ba8c2cb42ee (diff) | |
UBI: fix the volumes tree sorting criteria
Commig "604b592 UBI: fix rb_tree node comparison in add_map"
broke fastmap backward compatibility and older fastmap images
cannot be mounted anymore. The reason is that it changes the
volumes RB-tree sorting criteria. This patch fixes the problem.
Artem: re-write the commit message
Signed-off-by: Heiko Schocher <hs@denx.de>
Acked-by: Richard Weinberger <richard@nod.at>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/mtd/ubi/fastmap.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/mtd/ubi/fastmap.c b/drivers/mtd/ubi/fastmap.c index b04e7d059888..72f39daee649 100644 --- a/drivers/mtd/ubi/fastmap.c +++ b/drivers/mtd/ubi/fastmap.c @@ -125,7 +125,7 @@ static struct ubi_ainf_volume *add_vol(struct ubi_attach_info *ai, int vol_id, parent = *p; av = rb_entry(parent, struct ubi_ainf_volume, rb); - if (vol_id < av->vol_id) + if (vol_id > av->vol_id) p = &(*p)->rb_left; else p = &(*p)->rb_right; |