diff --git a/fs/ntfs3/file.c b/fs/ntfs3/file.c index 58fa4da114bb..1be77f865d78 100644 --- a/fs/ntfs3/file.c +++ b/fs/ntfs3/file.c @@ -1016,8 +1016,12 @@ static ssize_t ntfs_compress_write(struct kiocb *iocb, struct iov_iter *from) goto out; if (lcn == SPARSE_LCN) { - ni->i_valid = valid = - frame_vbo + ((u64)clen << sbi->cluster_bits); + valid = frame_vbo + ((u64)clen << sbi->cluster_bits); + if (ni->i_valid == valid) { + err = -EINVAL; + goto out; + } + ni->i_valid = valid; continue; }