Re: [PATCH] atkbd.c: overrun in atkbd_set_repeat_rate()

From: Dmitry Torokhov
Date: Sun Aug 13 2006 - 19:49:47 EST


On Sunday 13 August 2006 17:10, Florin Malita wrote:
> This was introduced in commit 3d0f0fa0cb554541e10cb8cb84104e4b10828468:
> bounds checking is performed against period[32] while indexing delay[4].
>
> Spotted by Coverity, CID 1376.
>

Will apply, thank you.

> Signed-off-by: Florin Malita <fmalita@xxxxxxxxx>
> ---
>
> diff --git a/drivers/input/keyboard/atkbd.c b/drivers/input/keyboard/atkbd.c
> index 6bfa0cf..a86afd0 100644
> --- a/drivers/input/keyboard/atkbd.c
> +++ b/drivers/input/keyboard/atkbd.c
> @@ -498,7 +498,7 @@ static int atkbd_set_repeat_rate(struct
> i++;
> dev->rep[REP_PERIOD] = period[i];
>
> - while (j < ARRAY_SIZE(period) - 1 && delay[j] < dev->rep[REP_DELAY])
> + while (j < ARRAY_SIZE(delay) - 1 && delay[j] < dev->rep[REP_DELAY])
> j++;
> dev->rep[REP_DELAY] = delay[j];
>
>
>

--
Dmitry
-
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