On Fri, 21 Aug 2015 13:25:02 +0200,
Dan Carpenter wrote:
>
> Ping?
I seem to have missed it. Could you resubmit?
thanks,
Takashi
>
> regards,
> dan carpenter
>
> On Thu, Jun 11, 2015 at 06:14:34PM +0300, Dan Carpenter wrote:
> > card->shortname is a 32 char string so the sprintf() can theoretically
> > overflow. snd_rawmidi_new() can accept strings up to 64 bytes long.
> >
> > I have made the temporay buf[] array 40 bytes long and changed the
> > sprintf() to snprintf().
> >
> > Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
> >
> > diff --git a/sound/pci/rme9652/hdsp.c b/sound/pci/rme9652/hdsp.c
> > index c19e021..c1fe1d3 100644
> > --- a/sound/pci/rme9652/hdsp.c
> > +++ b/sound/pci/rme9652/hdsp.c
> > @@ -1526,7 +1526,7 @@ static struct snd_rawmidi_ops snd_hdsp_midi_input =
> >
> > static int snd_hdsp_create_midi (struct snd_card *card, struct hdsp *hdsp, int id)
> > {
> > - char buf[32];
> > + char buf[40];
> >
> > hdsp->midi[id].id = id;
> > hdsp->midi[id].rmidi = NULL;
> > @@ -1537,7 +1537,7 @@ static int snd_hdsp_create_midi (struct snd_card *card, struct hdsp *hdsp, int i
> > hdsp->midi[id].pending = 0;
> > spin_lock_init (&hdsp->midi[id].lock);
> >
> > - sprintf (buf, "%s MIDI %d", card->shortname, id+1);
> > + snprintf(buf, sizeof(buf), "%s MIDI %d", card->shortname, id + 1);
> > if (snd_rawmidi_new (card, buf, id, 1, 1, &hdsp->midi[id].rmidi) < 0)
> > return -1;
> >
>
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