From: Sascha Hauer <s.hauer@pengutronix.de>
To: barebox@lists.infradead.org
Subject: [PATCH 07/10] UBI: fix the volumes tree sorting criteria
Date: Thu, 11 Sep 2014 17:16:07 +0200 [thread overview]
Message-ID: <1410448570-2054-8-git-send-email-s.hauer@pengutronix.de> (raw)
In-Reply-To: <1410448570-2054-1-git-send-email-s.hauer@pengutronix.de>
From: Heiko Schocher <hs@denx.de>
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>
---
drivers/mtd/ubi/fastmap.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/mtd/ubi/fastmap.c b/drivers/mtd/ubi/fastmap.c
index 3aa7aa8..21b7f07 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;
--
2.1.0
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next prev parent reply other threads:[~2014-09-11 15:16 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-11 15:16 UBI patches Sascha Hauer
2014-09-11 15:16 ` [PATCH 01/10] UBI: fix error return code Sascha Hauer
2014-09-11 15:16 ` [PATCH 02/10] UBI: avoid program operation on NOR flash after erasure interrupted Sascha Hauer
2014-09-11 15:16 ` [PATCH 03/10] UBI: fix some use after free bugs Sascha Hauer
2014-09-11 15:16 ` [PATCH 04/10] UBI: fix error path in __wl_get_peb Sascha Hauer
2014-09-11 15:16 ` [PATCH 05/10] UBI: fix ubi free PEBs count calculation Sascha Hauer
2014-09-11 15:16 ` [PATCH 06/10] UBI: fix rb_tree node comparison in add_map Sascha Hauer
2014-09-11 15:16 ` Sascha Hauer [this message]
2014-09-11 15:16 ` [PATCH 08/10] UBI: fastmap: do not miss bit-flips Sascha Hauer
2014-09-11 15:16 ` [PATCH 09/10] UBI: init_volumes: Ignore volumes with no LEBs Sascha Hauer
2014-09-11 15:16 ` [PATCH 10/10] UBI: bugfix in ubi_wl_flush() Sascha Hauer
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