On Tue, Jun 11, 2019 at 08:41:06AM -0500, Dave Kleikamp wrote:
> On 6/10/19 11:45 PM, Darrick J. Wong wrote:
> > From: Darrick J. Wong <darrick.w...@oracle.com>
> > 
> > Create a generic checking function for the incoming FS_IOC_SETFLAGS flag
> > values so that we can standardize the implementations that follow ext4's
> > flag values.
> > 
> > Signed-off-by: Darrick J. Wong <darrick.w...@oracle.com>
> 
>  -- clip --
> 
> > diff --git a/fs/jfs/ioctl.c b/fs/jfs/ioctl.c
> > index ba34dae8bd9f..c8446d2cd0c7 100644
> > --- a/fs/jfs/ioctl.c
> > +++ b/fs/jfs/ioctl.c
> > @@ -98,6 +98,12 @@ long jfs_ioctl(struct file *filp, unsigned int cmd, 
> > unsigned long arg)
> >             /* Lock against other parallel changes of flags */
> >             inode_lock(inode);
> >  
> > +           oldflags = jfs_map_ext2(jfs_inode->mode2 & JFS_FL_USER_VISIBLE,
> > +                                   0);
> > +           err = vfs_ioc_setflags_check(inode, oldflags, flags);
> > +           if (err)
> > +                   goto setflags_out;
> 
> inode_unlock(inode) is not called on the error path.
> 
> > +
> >             oldflags = jfs_inode->mode2;
> >  
> >             /*
> 
> This patch leaves jfs's open-coded version of the same check.

Heh, thanks for pointing that out.  I'll fix both of those things.

--D

> Thanks,
> Shaggy

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