[PATCH] drm/amd: use kmalloc_array over kmalloc with multiply
Alex Deucher
alexdeucher at gmail.com
Thu Apr 1 21:10:32 UTC 2021
Applied. Thanks!
On Wed, Mar 31, 2021 at 9:36 AM Bernard Zhao <bernard at vivo.com> wrote:
>
> Fix patch check warning:
> WARNING: Prefer kmalloc_array over kmalloc with multiply
> + buf = kmalloc(MAX_KFIFO_SIZE * sizeof(*buf), GFP_KERNEL);
>
> Signed-off-by: Bernard Zhao <bernard at vivo.com>
> ---
> drivers/gpu/drm/amd/amdkfd/kfd_smi_events.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_smi_events.c b/drivers/gpu/drm/amd/amdkfd/kfd_smi_events.c
> index 17d1736367ea..246522423559 100644
> --- a/drivers/gpu/drm/amd/amdkfd/kfd_smi_events.c
> +++ b/drivers/gpu/drm/amd/amdkfd/kfd_smi_events.c
> @@ -81,7 +81,7 @@ static ssize_t kfd_smi_ev_read(struct file *filep, char __user *user,
> struct kfd_smi_client *client = filep->private_data;
> unsigned char *buf;
>
> - buf = kmalloc(MAX_KFIFO_SIZE * sizeof(*buf), GFP_KERNEL);
> + buf = kmalloc_array(MAX_KFIFO_SIZE, sizeof(*buf), GFP_KERNEL);
> if (!buf)
> return -ENOMEM;
>
> --
> 2.31.0
>
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