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| author | Su Yue <suy.fnst@cn.fujitsu.com> | 2018-06-22 16:18:01 +0800 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2018-08-06 13:12:40 +0200 |
| commit | af431dcb249ffff20b16e08adaa4b624405a046b (patch) | |
| tree | 1dbe1dcb6d6c72ffd7fe1a587720b41e7ae0bf5e | |
| parent | e4af400a9c5081e7d2b703e4c479cb9831cc1117 (diff) | |
| download | linux-af431dcb249ffff20b16e08adaa4b624405a046b.tar.gz linux-af431dcb249ffff20b16e08adaa4b624405a046b.tar.bz2 linux-af431dcb249ffff20b16e08adaa4b624405a046b.zip | |
btrfs: return EUCLEAN if extent_inline_ref type is invalid
If type of extent_inline_ref found is not expected, filesystem may have
been corrupted, should return EUCLEAN instead of EINVAL.
Signed-off-by: Su Yue <suy.fnst@cn.fujitsu.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
| -rw-r--r-- | fs/btrfs/backref.c | 4 | ||||
| -rw-r--r-- | fs/btrfs/extent-tree.c | 2 | ||||
| -rw-r--r-- | fs/btrfs/relocation.c | 4 |
3 files changed, 5 insertions, 5 deletions
diff --git a/fs/btrfs/backref.c b/fs/btrfs/backref.c index 0a8e2e29a66b..60f4afa8ecbc 100644 --- a/fs/btrfs/backref.c +++ b/fs/btrfs/backref.c @@ -925,7 +925,7 @@ static int add_inline_refs(const struct btrfs_fs_info *fs_info, type = btrfs_get_extent_inline_ref_type(leaf, iref, BTRFS_REF_TYPE_ANY); if (type == BTRFS_REF_TYPE_INVALID) - return -EINVAL; + return -EUCLEAN; offset = btrfs_extent_inline_ref_offset(leaf, iref); @@ -1793,7 +1793,7 @@ static int get_extent_inline_ref(unsigned long *ptr, *out_type = btrfs_get_extent_inline_ref_type(eb, *out_eiref, BTRFS_REF_TYPE_ANY); if (*out_type == BTRFS_REF_TYPE_INVALID) - return -EINVAL; + return -EUCLEAN; *ptr += btrfs_extent_inline_ref_size(*out_type); WARN_ON(*ptr > end); diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index 37d8927015d9..b28fa3d20ef7 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -1719,7 +1719,7 @@ again: iref = (struct btrfs_extent_inline_ref *)ptr; type = btrfs_get_extent_inline_ref_type(leaf, iref, needed); if (type == BTRFS_REF_TYPE_INVALID) { - err = -EINVAL; + err = -EUCLEAN; goto out; } diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c index 22214033a4a2..44722e939e34 100644 --- a/fs/btrfs/relocation.c +++ b/fs/btrfs/relocation.c @@ -792,7 +792,7 @@ again: type = btrfs_get_extent_inline_ref_type(eb, iref, BTRFS_REF_TYPE_BLOCK); if (type == BTRFS_REF_TYPE_INVALID) { - err = -EINVAL; + err = -EUCLEAN; goto out; } key.type = type; @@ -3801,7 +3801,7 @@ int add_data_references(struct reloc_control *rc, ret = find_data_references(rc, extent_key, eb, dref, blocks); } else { - ret = -EINVAL; + ret = -EUCLEAN; btrfs_err(rc->extent_root->fs_info, "extent %llu slot %d has an invalid inline ref type", eb->start, path->slots[0]); |