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fuse: Propagate dentry down to inode_change_ok()

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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().

Acked-by: Miklos Szeredi <mszeredi@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jan Kara <jack@suse.cz>
This commit is contained in:
Jan Kara 2016-05-26 17:12:41 +02:00
parent fd5472ed44
commit 6249033076
3 changed files with 6 additions and 5 deletions
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7
fs/fuse/dir.c
View File

@ -1591,9 +1591,10 @@ 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);
@ -1707,9 +1708,9 @@ 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,

2
fs/fuse/file.c
View File

@ -2841,7 +2841,7 @@ 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)

2
fs/fuse/fuse_i.h
View File

@ -958,7 +958,7 @@ 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);