Going through old mail and noticed that these three patches seem to
have been overlooked (at least, I don't see them in Jiri's
branches...). For the set:
Reviewed-by: Jason Gerecke <jason.gerecke@xxxxxxxxx>
Jason
---
Now instead of four in the eights place /
you’ve got three, ‘Cause you added one /
(That is to say, eight) to the two, /
But you can’t take seven from three, /
So you look at the sixty-fours....
On Tue, Apr 25, 2017 at 8:13 AM, SF Markus Elfring
<elfring@xxxxxxxxxxxxxxxxxxxxx> wrote:
> From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> Date: Tue, 25 Apr 2017 16:06:08 +0200
>
> * Multiplications for the size determination of memory allocations
> indicated that array data structures should be processed.
> Thus use the corresponding function "devm_kcalloc".
>
> This issue was detected by using the Coccinelle software.
>
> * Replace the specification of data structures by pointer dereferences
> to make the corresponding size determination a bit safer according to
> the Linux coding style convention.
>
> Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> ---
> drivers/hid/wacom_sys.c | 5 ++---
> 1 file changed, 2 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/hid/wacom_sys.c b/drivers/hid/wacom_sys.c
> index 0022c0dac88a..550faf8819ea 100644
> --- a/drivers/hid/wacom_sys.c
> +++ b/drivers/hid/wacom_sys.c
> @@ -1245,7 +1245,7 @@ static int wacom_led_groups_alloc_and_register_one(struct device *dev,
> if (!devres_open_group(dev, &wacom->led.groups[group_id], GFP_KERNEL))
> return -ENOMEM;
>
> - leds = devm_kzalloc(dev, sizeof(struct wacom_led) * count, GFP_KERNEL);
> + leds = devm_kcalloc(dev, count, sizeof(*leds), GFP_KERNEL);
> if (!leds) {
> error = -ENOMEM;
> goto err;
> @@ -1345,8 +1345,7 @@ static int wacom_led_groups_allocate(struct wacom *wacom, int count)
> struct wacom_group_leds *groups;
> int error;
>
> - groups = devm_kzalloc(dev, sizeof(struct wacom_group_leds) * count,
> - GFP_KERNEL);
> + groups = devm_kcalloc(dev, count, sizeof(*groups), GFP_KERNEL);
> if (!groups)
> return -ENOMEM;
>
> --
> 2.12.2
>
> --
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