diff options
Diffstat (limited to 'fs/ntfs3/record.c')
| -rw-r--r-- | fs/ntfs3/record.c | 9 |
1 files changed, 2 insertions, 7 deletions
diff --git a/fs/ntfs3/record.c b/fs/ntfs3/record.c index defce6a5c8e1..abfe004774c0 100644 --- a/fs/ntfs3/record.c +++ b/fs/ntfs3/record.c @@ -220,11 +220,6 @@ struct ATTRIB *mi_enum_attr(struct mft_inode *mi, struct ATTRIB *attr) return NULL; } - if (off + asize < off) { - /* overflow check */ - return NULL; - } - attr = Add2Ptr(attr, asize); off += asize; } @@ -247,8 +242,8 @@ struct ATTRIB *mi_enum_attr(struct mft_inode *mi, struct ATTRIB *attr) if ((t32 & 0xf) || (t32 > 0x100)) return NULL; - /* Check boundary. */ - if (off + asize > used) + /* Check overflow and boundary. */ + if (off + asize < off || off + asize > used) return NULL; /* Check size of attribute. */ |