[Alsa-devel] [RFC 3/8] snd-aoa: add soundbus

[Takashi Iwai]

At Fri, 02 Jun 2006 16:41:14 +0200,
Andreas Schwab wrote:
> 
> Takashi Iwai <tiwai at suse.de> writes:
> 
> > At Fri, 02 Jun 2006 16:07:05 +0200,
> > Johannes Berg wrote:
> >> 
> >> On Fri, 2006-06-02 at 15:53 +0200, Takashi Iwai wrote:
> >> > > +	if (strlen(sdev->modalias)) {
> >> > > +		length = snprintf (buf, 34, "%s\n", sdev->modalias);
> >> > 
> >> > sizeof(sdev->modalias) + 2?  But still strange if modalias has no
> >> > nul-end.
> >> 
> >> Hm, how would I handle that if modalias has no nul?
> >
> > Well, I'm not sure whether modalias is always nul-terminated.
> 
> If modalias is not nul-terminated then strlen will already fail.

Oh yes.  It should be simply
	if (*sdev->modalias) {
		...

> > Otherwise (if not nul-terminated), I'd implement like:
> >
> > 	strlcpy(buf, sdev->modalias, sizeof(sdev->modalias) + 1);
> > 	strcpy(buf, "\n");
> 
> strcat?

Argh, yes.


Takashi