diff options
| -rw-r--r-- | fs/ntfs3/frecord.c | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/fs/ntfs3/frecord.c b/fs/ntfs3/frecord.c index ecb965e4afd0..6f47a9c17f89 100644 --- a/fs/ntfs3/frecord.c +++ b/fs/ntfs3/frecord.c @@ -705,18 +705,35 @@ static int ni_try_remove_attr_list(struct ntfs_inode *ni) continue; mi = ni_find_mi(ni, ino_get(&le->ref)); + if (!mi) { + /* Should never happened, 'cause already checked. */ + goto bad; + } attr = mi_find_attr(mi, NULL, le->type, le_name(le), le->name_len, &le->id); + if (!attr) { + /* Should never happened, 'cause already checked. */ + goto bad; + } asize = le32_to_cpu(attr->size); /* Insert into primary record. */ attr_ins = mi_insert_attr(&ni->mi, le->type, le_name(le), le->name_len, asize, le16_to_cpu(attr->name_off)); - id = attr_ins->id; + if (!attr_ins) { + /* + * Internal error. + * Either no space in primary record (already checked). + * Either tried to insert another + * non indexed attribute (logic error). + */ + goto bad; + } /* Copy all except id. */ + id = attr_ins->id; memcpy(attr_ins, attr, asize); attr_ins->id = id; @@ -732,6 +749,10 @@ static int ni_try_remove_attr_list(struct ntfs_inode *ni) ni->attr_list.dirty = false; return 0; +bad: + ntfs_inode_err(&ni->vfs_inode, "Internal error"); + make_bad_inode(&ni->vfs_inode); + return -EINVAL; } /* |