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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>
This commit is contained in:
Su Yue 2018-06-22 16:18:01 +08:00 committed by David Sterba
parent e4af400a9c
commit af431dcb24
3 changed files with 5 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
fs/btrfs/backref.c
View File

@ -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);

2
fs/btrfs/extent-tree.c
View File

@ -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;
}

4
fs/btrfs/relocation.c
View File

@ -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]);