btrfsprogs/0131-Btrfs-progs-don-t-bug-out-if-we-can-t-find-the-last-.patch
David Sterba db07609875 - btrfs-progs-fix-open_ctree_usage_segfaults.patch: fix
segfaults from bnc#710486 due to unchecked usage of return
  value of open_ctree()
  [fixed compilation warnings]

- pull upstream, replace existing patches, spec update
- update 'restore' utility
  - lzo support
  - tools may now take earlies superblock when opening the fs
  - other fixes
- pull integration-20111030 branch
  - mkfs: force mkfs if desired
  - other fixes
- add btrfs-dump-super to mkinitrd
- other fixes
  - skip non-existent devices or without media
  - documentation updates
  - scrubbing single device
  - graceful error handling when opening fs fails

- updated mkinitrd script to scan devices before mount (bnc#727383)

OBS-URL: https://build.opensuse.org/package/show/filesystems/btrfsprogs?expand=0&rev=115
2011-12-14 23:25:51 +00:00

33 lines
824 B
Diff

From 412d4f1fe3a14c7e61efbd0ad4280323de71606a Mon Sep 17 00:00:00 2001
From: Josef Bacik <josef@redhat.com>
Date: Wed, 7 Dec 2011 15:54:13 -0500
Subject: [PATCH 32/35] Btrfs-progs: don't bug out if we can't find the last
root
Return an error instead of BUG()'ing out.
Signed-off-by: Josef Bacik <josef@redhat.com>
---
root-tree.c | 5 +++++
1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/root-tree.c b/root-tree.c
index 782472c..7a6ae0a 100644
--- a/root-tree.c
+++ b/root-tree.c
@@ -43,6 +43,11 @@ int btrfs_find_last_root(struct btrfs_root *root, u64 objectid,
BUG_ON(ret == 0);
l = path->nodes[0];
+ if (path->slots[0] == 0) {
+ ret = -ENOENT;
+ goto out;
+ }
+
BUG_ON(path->slots[0] == 0);
slot = path->slots[0] - 1;
btrfs_item_key_to_cpu(l, &found_key, slot);
--
1.7.6.233.gd79bc