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Re: [PATCH] let kernfs_name_locked & kernfs_name return size_t

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On Wed, Feb 10, 2016 at 08:53:14AM -0800, Greg KH wrote:
> On Wed, Feb 10, 2016 at 05:18:59PM +0100, Christian Brauner wrote:
> > They return the length of kn->parent or kn->name and should be aligned with
> > kernfs_path_len which also returns size_t.
> > 
> > Signed-off-by: Christian Brauner <christian.brauner@mailbox.org>
> > ---
> >  fs/kernfs/dir.c | 4 ++--
> >  1 file changed, 2 insertions(+), 2 deletions(-)
> > 
> > diff --git a/fs/kernfs/dir.c b/fs/kernfs/dir.c
> > index 742bf4a..a3553b8 100644
> > --- a/fs/kernfs/dir.c
> > +++ b/fs/kernfs/dir.c
> > @@ -39,7 +39,7 @@ static bool kernfs_lockdep(struct kernfs_node *kn)
> >  #endif
> >  }
> >  
> > -static int kernfs_name_locked(struct kernfs_node *kn, char *buf, size_t buflen)
> > +static size_t kernfs_name_locked(struct kernfs_node *kn, char *buf, size_t buflen)
> >  {
> >  	return strlcpy(buf, kn->parent ? kn->name : "/", buflen);
> >  }
> > @@ -80,7 +80,7 @@ static char * __must_check kernfs_path_locked(struct kernfs_node *kn, char *buf,
> >   *
> >   * This function can be called from any context.
> >   */
> > -int kernfs_name(struct kernfs_node *kn, char *buf, size_t buflen)
> > +size_t kernfs_name(struct kernfs_node *kn, char *buf, size_t buflen)
> >  {
> >  	unsigned long flags;
> >  	int ret;
> 
> Now if only you had test built this patch :(
I actually did but forgot to commit the changes to include/linux/kernfs.h as
well.
> 
> Please be more careful, it just makes maintainers grumpy and annoyed
> when you do that...
Yes, sorry. I will do that. I'll resend with the appropriate changes
to kernfs.h included. Thanks for being patient.

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[PATCH] let kernfs_name_locked & kernfs_name return size_t Christian Brauner <christian.brauner@mailbox.org> - 2016-02-10 17:30 +0100
  Re: [PATCH] let kernfs_name_locked & kernfs_name return size_t Tejun Heo <tj@kernel.org> - 2016-02-10 17:30 +0100
  [PATCH] let kernfs_name_locked & kernfs_name return size_t Christian Brauner <christian.brauner@mailbox.org> - 2016-02-10 17:30 +0100
    Re: [PATCH] let kernfs_name_locked & kernfs_name return size_t Greg KH <gregkh@linuxfoundation.org> - 2016-02-10 18:00 +0100
      Re: [PATCH] let kernfs_name_locked & kernfs_name return size_t Christian Brauner <christian.brauner@mailbox.org> - 2016-02-10 18:30 +0100

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