* [patch] clk: versatile: off by one in clk_sp810_timerclken_of_get()
@ 2015-07-29 10:17 Dan Carpenter
2015-07-29 14:09 ` Pawel Moll
2015-07-29 18:25 ` Stephen Boyd
0 siblings, 2 replies; 3+ messages in thread
From: Dan Carpenter @ 2015-07-29 10:17 UTC (permalink / raw)
To: Michael Turquette, Pawel Moll
Cc: Stephen Boyd, Linus Walleij, linux-clk, kernel-janitors
The ">" should be ">=" or we end up reading beyond the end of the array.
Fixes: 6e973d2c4385 ('clk: vexpress: Add separate SP810 driver')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
diff --git a/drivers/clk/versatile/clk-sp810.c b/drivers/clk/versatile/clk-sp810.c
index 64b0129..7fbe4d4 100644
--- a/drivers/clk/versatile/clk-sp810.c
+++ b/drivers/clk/versatile/clk-sp810.c
@@ -129,8 +129,8 @@ static struct clk *clk_sp810_timerclken_of_get(struct of_phandle_args *clkspec,
{
struct clk_sp810 *sp810 = data;
- if (WARN_ON(clkspec->args_count != 1 || clkspec->args[0] >
- ARRAY_SIZE(sp810->timerclken)))
+ if (WARN_ON(clkspec->args_count != 1 ||
+ clkspec->args[0] >= ARRAY_SIZE(sp810->timerclken)))
return NULL;
return sp810->timerclken[clkspec->args[0]].clk;
^ permalink raw reply related [flat|nested] 3+ messages in thread* Re: [patch] clk: versatile: off by one in clk_sp810_timerclken_of_get()
2015-07-29 10:17 [patch] clk: versatile: off by one in clk_sp810_timerclken_of_get() Dan Carpenter
@ 2015-07-29 14:09 ` Pawel Moll
2015-07-29 18:25 ` Stephen Boyd
1 sibling, 0 replies; 3+ messages in thread
From: Pawel Moll @ 2015-07-29 14:09 UTC (permalink / raw)
To: Dan Carpenter
Cc: Michael Turquette, Stephen Boyd, Linus Walleij,
linux-clk@vger.kernel.org, kernel-janitors@vger.kernel.org
On Wed, 2015-07-29 at 11:17 +0100, Dan Carpenter wrote:
> The ">" should be ">=" or we end up reading beyond the end of the array.
>
> Fixes: 6e973d2c4385 ('clk: vexpress: Add separate SP810 driver')
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
>
> diff --git a/drivers/clk/versatile/clk-sp810.c b/drivers/clk/versatile/clk-sp810.c
> index 64b0129..7fbe4d4 100644
> --- a/drivers/clk/versatile/clk-sp810.c
> +++ b/drivers/clk/versatile/clk-sp810.c
> @@ -129,8 +129,8 @@ static struct clk *clk_sp810_timerclken_of_get(struct of_phandle_args *clkspec,
> {
> struct clk_sp810 *sp810 = data;
>
> - if (WARN_ON(clkspec->args_count != 1 || clkspec->args[0] >
> - ARRAY_SIZE(sp810->timerclken)))
> + if (WARN_ON(clkspec->args_count != 1 ||
> + clkspec->args[0] >= ARRAY_SIZE(sp810->timerclken)))
> return NULL;
>
> return sp810->timerclken[clkspec->args[0]].clk;
Of course.
Acked-by: Pawel Moll <pawel.moll@arm.com>
Thanks!
Pawel
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [patch] clk: versatile: off by one in clk_sp810_timerclken_of_get()
2015-07-29 10:17 [patch] clk: versatile: off by one in clk_sp810_timerclken_of_get() Dan Carpenter
2015-07-29 14:09 ` Pawel Moll
@ 2015-07-29 18:25 ` Stephen Boyd
1 sibling, 0 replies; 3+ messages in thread
From: Stephen Boyd @ 2015-07-29 18:25 UTC (permalink / raw)
To: Dan Carpenter
Cc: Michael Turquette, Pawel Moll, Linus Walleij, linux-clk,
kernel-janitors
On 07/29, Dan Carpenter wrote:
> The ">" should be ">=" or we end up reading beyond the end of the array.
>
> Fixes: 6e973d2c4385 ('clk: vexpress: Add separate SP810 driver')
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
>
> diff --git a/drivers/clk/versatile/clk-sp810.c b/drivers/clk/versatile/clk-sp810.c
> index 64b0129..7fbe4d4 100644
> --- a/drivers/clk/versatile/clk-sp810.c
Applied to clk-next
--
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a Linux Foundation Collaborative Project
^ permalink raw reply [flat|nested] 3+ messages in thread
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2015-07-29 10:17 [patch] clk: versatile: off by one in clk_sp810_timerclken_of_get() Dan Carpenter
2015-07-29 14:09 ` Pawel Moll
2015-07-29 18:25 ` Stephen Boyd
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