On Mon, Aug 26, 2019 at 9:20 AM Dan Carpenter <dan.carpenter@xxxxxxxxxx> wrote:
>
> The navi10_message_map[] array has SMU_MSG_MAX_COUNT elements so the ">"
> has to be changed to ">=" to prevent reading one element beyond the end
> of the array.
>
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Applied. thanks!
Alex
> ---
> drivers/gpu/drm/amd/powerplay/navi10_ppt.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
> index d7e25f5113f1..fbecd25f150f 100644
> --- a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
> +++ b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
> @@ -213,7 +213,7 @@ static int navi10_get_smu_msg_index(struct smu_context *smc, uint32_t index)
> {
> struct smu_11_0_cmn2aisc_mapping mapping;
>
> - if (index > SMU_MSG_MAX_COUNT)
> + if (index >= SMU_MSG_MAX_COUNT)
> return -EINVAL;
>
> mapping = navi10_message_map[index];
> --
> 2.20.1
>
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