On Thu, May 07, 2020 at 11:13:43PM +0800, Chuhong Yuan wrote: > This driver calls sysfs_create_bin_file() in probe, but forgets to > call sysfs_remove_bin_file() in remove. > Add the missed call to fix it. > > Signed-off-by: Chuhong Yuan <hslester96@xxxxxxxxx> > --- > drivers/uio/uio_hv_generic.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/uio/uio_hv_generic.c b/drivers/uio/uio_hv_generic.c > index 3c5169eb23f5..4dae2320b103 100644 > --- a/drivers/uio/uio_hv_generic.c > +++ b/drivers/uio/uio_hv_generic.c > @@ -361,6 +361,7 @@ hv_uio_remove(struct hv_device *dev) > if (!pdata) > return 0; > > + sysfs_remove_bin_file(&dev->channel->kobj, &ring_buffer_bin_attr); > uio_unregister_device(&pdata->info); > hv_uio_cleanup(dev, pdata); > hv_set_drvdata(dev, NULL); I'll take this, but it's not always needed as all sysfs files are removed from the device when it is removed from sysfs anyway. So this shouldn't be an issue in a real system. thanks, greg k-h