diff options
| -rw-r--r-- | fs/ntfs3/fslog.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/ntfs3/fslog.c b/fs/ntfs3/fslog.c index 4ea94d53a819..10863c83c315 100644 --- a/fs/ntfs3/fslog.c +++ b/fs/ntfs3/fslog.c @@ -3431,6 +3431,9 @@ move_data: e1 = Add2Ptr(attr, le16_to_cpu(lrh->attr_off)); esize = le16_to_cpu(e1->size); + if (PtrOffset(e1, Add2Ptr(hdr, used)) < esize) + goto dirty_vol; + e2 = Add2Ptr(e1, esize); memmove(e1, e2, PtrOffset(e2, Add2Ptr(hdr, used))); |