diff options
| author | Chris Mason <chris.mason@fusionio.com> | 2012-07-25 19:17:39 -0400 |
|---|---|---|
| committer | Chris Mason <chris.mason@fusionio.com> | 2012-07-25 19:19:10 -0400 |
| commit | 113c1cb530e10bcada93d88ffaa6b521aae2d251 (patch) | |
| tree | e41776281314eb8fdc6b07e1533491e5f9ec21af /fs/btrfs/check-integrity.c | |
| parent | cd1cfc49153ba2bef247e500d8bd4d135193ece9 (diff) | |
| parent | 31db9f7c23fbf7e95026143f79645de6507b583b (diff) | |
Merge branch 'send-v2' of git://github.com/ablock84/linux-btrfs into for-linus
This is the kernel portion of btrfs send/receive
Conflicts:
fs/btrfs/Makefile
fs/btrfs/backref.h
fs/btrfs/ctree.c
fs/btrfs/ioctl.c
fs/btrfs/ioctl.h
Signed-off-by: Chris Mason <chris.mason@fusionio.com>
Diffstat (limited to 'fs/btrfs/check-integrity.c')
| -rw-r--r-- | fs/btrfs/check-integrity.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/fs/btrfs/check-integrity.c b/fs/btrfs/check-integrity.c index da6e9364a5e3..9197e2e33407 100644 --- a/fs/btrfs/check-integrity.c +++ b/fs/btrfs/check-integrity.c @@ -1032,6 +1032,7 @@ continue_with_current_leaf_stack_frame: struct btrfs_disk_key *disk_key; u8 type; u32 item_offset; + u32 item_size; if (disk_item_offset + sizeof(struct btrfs_item) > sf->block_ctx->len) { @@ -1047,6 +1048,7 @@ leaf_item_out_of_bounce_error: disk_item_offset, sizeof(struct btrfs_item)); item_offset = le32_to_cpu(disk_item.offset); + item_size = le32_to_cpu(disk_item.size); disk_key = &disk_item.key; type = disk_key->type; @@ -1057,14 +1059,13 @@ leaf_item_out_of_bounce_error: root_item_offset = item_offset + offsetof(struct btrfs_leaf, items); - if (root_item_offset + - sizeof(struct btrfs_root_item) > + if (root_item_offset + item_size > sf->block_ctx->len) goto leaf_item_out_of_bounce_error; btrfsic_read_from_block_data( sf->block_ctx, &root_item, root_item_offset, - sizeof(struct btrfs_root_item)); + item_size); next_bytenr = le64_to_cpu(root_item.bytenr); sf->error = |