[alsa-devel] [patch] ALSA: ice1712: fix boundary check in snd_wm8766_write()
Takashi Iwai
tiwai at suse.de
Thu Feb 7 09:53:51 CET 2013
At Thu, 7 Feb 2013 11:28:48 +0300,
Dan Carpenter wrote:
>
> The wm->regs[] array has WM8766_REG_COUNT (16) elements not
> WM8766_REG_RESET (31).
>
> Signed-off-by: Dan Carpenter <dan.carpenter at oracle.com>
> ---
> This is a static checker thing, I can't test it.
Thanks, applied it now.
Takashi
>
> diff --git a/sound/pci/ice1712/wm8766.c b/sound/pci/ice1712/wm8766.c
> index 8072ade..e473f8a 100644
> --- a/sound/pci/ice1712/wm8766.c
> +++ b/sound/pci/ice1712/wm8766.c
> @@ -31,7 +31,7 @@
>
> static void snd_wm8766_write(struct snd_wm8766 *wm, u16 addr, u16 data)
> {
> - if (addr < WM8766_REG_RESET)
> + if (addr < WM8766_REG_COUNT)
> wm->regs[addr] = data;
> wm->ops.write(wm, addr, data);
> }
>
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