On Thu, May 26, 2016 at 6:19 PM, Jan Kara <jack@xxxxxxx> wrote:
> To avoid clearing of capabilities or security related extended
> attributes too early, inode_change_ok() will need to take dentry instead
> of inode. Propagate it down to fuse_do_setattr().
>
> Signed-off-by: Jan Kara <jack@xxxxxxx>
Acked-by: Miklos Szeredi <mszeredi@xxxxxxxxxx>
> ---
> fs/fuse/dir.c | 7 ++++---
> fs/fuse/file.c | 2 +-
> fs/fuse/fuse_i.h | 2 +-
> 3 files changed, 6 insertions(+), 5 deletions(-)
>
> diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c
> index b9419058108f..4a613d1e9e75 100644
> --- a/fs/fuse/dir.c
> +++ b/fs/fuse/dir.c
> @@ -1586,9 +1586,10 @@ int fuse_flush_times(struct inode *inode, struct fuse_file *ff)
> * vmtruncate() doesn't allow for this case, so do the rlimit checking
> * and the actual truncation by hand.
> */
> -int fuse_do_setattr(struct inode *inode, struct iattr *attr,
> +int fuse_do_setattr(struct dentry *dentry, struct iattr *attr,
> struct file *file)
> {
> + struct inode *inode = d_inode(dentry);
> struct fuse_conn *fc = get_fuse_conn(inode);
> struct fuse_inode *fi = get_fuse_inode(inode);
> FUSE_ARGS(args);
> @@ -1702,9 +1703,9 @@ static int fuse_setattr(struct dentry *entry, struct iattr *attr)
> return -EACCES;
>
> if (attr->ia_valid & ATTR_FILE)
> - return fuse_do_setattr(inode, attr, attr->ia_file);
> + return fuse_do_setattr(entry, attr, attr->ia_file);
> else
> - return fuse_do_setattr(inode, attr, NULL);
> + return fuse_do_setattr(entry, attr, NULL);
> }
>
> static int fuse_getattr(struct vfsmount *mnt, struct dentry *entry,
> diff --git a/fs/fuse/file.c b/fs/fuse/file.c
> index 9154f8679024..46d65f1a79d2 100644
> --- a/fs/fuse/file.c
> +++ b/fs/fuse/file.c
> @@ -2828,7 +2828,7 @@ static void fuse_do_truncate(struct file *file)
> attr.ia_file = file;
> attr.ia_valid |= ATTR_FILE;
>
> - fuse_do_setattr(inode, &attr, file);
> + fuse_do_setattr(file_dentry(file), &attr, file);
> }
>
> static inline loff_t fuse_round_up(loff_t off)
> diff --git a/fs/fuse/fuse_i.h b/fs/fuse/fuse_i.h
> index eddbe02c4028..59a26446762b 100644
> --- a/fs/fuse/fuse_i.h
> +++ b/fs/fuse/fuse_i.h
> @@ -951,7 +951,7 @@ bool fuse_write_update_size(struct inode *inode, loff_t pos);
> int fuse_flush_times(struct inode *inode, struct fuse_file *ff);
> int fuse_write_inode(struct inode *inode, struct writeback_control *wbc);
>
> -int fuse_do_setattr(struct inode *inode, struct iattr *attr,
> +int fuse_do_setattr(struct dentry *dentry, struct iattr *attr,
> struct file *file);
>
> void fuse_set_initialized(struct fuse_conn *fc);
> --
> 2.6.6
>
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