On Fri, 2019-05-17 at 15:35 +0200, Stefan Wahren wrote:
> Hi Daniel,
> 
> On 17.05.19 15:03, Daniel Baluta wrote:
> > Hi Stefan,
> > 
> > Can you try the following patch:
> > 
> > diff --git a/drivers/base/regmap/regmap-debugfs.c
> > b/drivers/base/regmap/regmap-debugfs.c
> > index 263f82516ff4..a2225efffdda 100644
> > --- a/drivers/base/regmap/regmap-debugfs.c
> > +++ b/drivers/base/regmap/regmap-debugfs.c
> > @@ -579,6 +579,9 @@ void regmap_debugfs_init(struct regmap *map,
> > const
> > char *name)
> >         }
> >  
> >         if (!strcmp(name, "dummy")) {
> > +               if (map->debugfs_name)
> > +                       kfree(map->debugfs_name);
> > +
> >                 map->debugfs_name = kasprintf(GFP_KERNEL,
> > "dummy%d",
> >                                                 dummy_index);
> 
> unfortunately this doesn't fix the issue.
> 

That's strange. It could be that we are dealing with multiple memory
leaks.

If you have time I have updated the previous patch with some debugging
info. Please find it attach. Let me know the results.