Messages in this thread | | | Date | Wed, 24 Jun 2009 13:40:15 -0700 | From | Greg KH <> | Subject | Re: [PATCH 1/3] Return ENODEV instead of EINVAL when trying to open ACM device. |
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On Wed, Jun 24, 2009 at 08:31:15AM -0300, Thadeu Lima de Souza Cascardo wrote: > Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo@holoscopio.com> > --- > drivers/usb/class/cdc-acm.c | 2 +- > 1 files changed, 1 insertions(+), 1 deletions(-) > > diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c > index 38bfdb0..02eb60b 100644 > --- a/drivers/usb/class/cdc-acm.c > +++ b/drivers/usb/class/cdc-acm.c > @@ -550,7 +550,7 @@ static void acm_waker(struct work_struct *waker) > static int acm_tty_open(struct tty_struct *tty, struct file *filp) > { > struct acm *acm; > - int rv = -EINVAL; > + int rv = -ENODEV;
Why is this needed?
thanks,
greg k-h
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