Messages in this thread | | | Date | Mon, 22 Mar 2010 15:46:06 +0100 | From | Takashi Iwai <> | Subject | Re: [patch] cx231xx: card->driver "Conexant cx231xx Audio" too long |
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At Fri, 19 Mar 2010 14:49:57 +0300, Dan Carpenter wrote: > > card->driver is 15 characters and a NULL, the original code could > cause a buffer overflow. > > Signed-off-by: Dan Carpenter <error27@gmail.com>
This should rather a string without spaces because this string is used as an identifier in alsa-lib. Better to use "Cx231xx" or "Cx231xx-Audio".
Takashi
> > diff --git a/drivers/media/video/cx231xx/cx231xx-audio.c b/drivers/media/video/cx231xx/cx231xx-audio.c > index 7793d60..b3282ae 100644 > --- a/drivers/media/video/cx231xx/cx231xx-audio.c > +++ b/drivers/media/video/cx231xx/cx231xx-audio.c > @@ -495,7 +495,7 @@ static int cx231xx_audio_init(struct cx231xx *dev) > pcm->info_flags = 0; > pcm->private_data = dev; > strcpy(pcm->name, "Conexant cx231xx Capture"); > - strcpy(card->driver, "Conexant cx231xx Audio"); > + strcpy(card->driver, "Cx231xx Audio"); > strcpy(card->shortname, "Cx231xx Audio"); > strcpy(card->longname, "Conexant cx231xx Audio"); > > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ >
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