On Wed, Sep 07, 2016 at 02:30:02PM +0200, Oliver Neukum wrote: > Actually make it retutn useful information. > > Signed-off-by: Oliver Neukum <[email protected]> > --- > drivers/usb/class/cdc-acm.c | 8 ++++---- > 1 file changed, 4 insertions(+), 4 deletions(-) > > diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c > index ea7d361..7c21567 100644 > --- a/drivers/usb/class/cdc-acm.c > +++ b/drivers/usb/class/cdc-acm.c > @@ -366,17 +366,17 @@ static int acm_submit_read_urb(struct acm *acm, int > index, gfp_t mem_flags) > if (!test_and_clear_bit(index, &acm->read_urbs_free)) > return 0; > > - dev_vdbg(&acm->data->dev, "%s - urb %d\n", __func__, index); > - > res = usb_submit_urb(acm->read_urbs[index], mem_flags); > if (res) { > if (res != -EPERM) { > dev_err(&acm->data->dev, > - "%s - usb_submit_urb failed: %d\n", > - __func__, res); > + "urb %d failed submission with %\n", > + index, res);
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