diff options
Diffstat (limited to 'fs/ntfs/inode.c')
| -rw-r--r-- | fs/ntfs/inode.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/fs/ntfs/inode.c b/fs/ntfs/inode.c index f7e4cbc26eaf..f5c058b3192c 100644 --- a/fs/ntfs/inode.c +++ b/fs/ntfs/inode.c @@ -629,6 +629,12 @@ static int ntfs_read_locked_inode(struct inode *vi) } a = ctx->attr; /* Get the standard information attribute value. */ + if ((u8 *)a + le16_to_cpu(a->data.resident.value_offset) + + le32_to_cpu(a->data.resident.value_length) > + (u8 *)ctx->mrec + vol->mft_record_size) { + ntfs_error(vi->i_sb, "Corrupt standard information attribute in inode."); + goto unm_err_out; + } si = (STANDARD_INFORMATION*)((u8*)a + le16_to_cpu(a->data.resident.value_offset)); @@ -2848,6 +2854,7 @@ void ntfs_truncate_vfs(struct inode *vi) { /** * ntfs_setattr - called from notify_change() when an attribute is being changed + * @mnt_userns: user namespace of the mount the inode was found from * @dentry: dentry whose attributes to change * @attr: structure describing the attributes and the changes * @@ -2860,13 +2867,14 @@ void ntfs_truncate_vfs(struct inode *vi) { * * Called with ->i_mutex held. */ -int ntfs_setattr(struct dentry *dentry, struct iattr *attr) +int ntfs_setattr(struct user_namespace *mnt_userns, struct dentry *dentry, + struct iattr *attr) { struct inode *vi = d_inode(dentry); int err; unsigned int ia_valid = attr->ia_valid; - err = setattr_prepare(dentry, attr); + err = setattr_prepare(&init_user_ns, dentry, attr); if (err) goto out; /* We do not support NTFS ACLs yet. */ |