Re: [PATCH] drm/amdgpu: fix overflowed array index read warning

[Christian König <ckoenig.leichtzumerken@xxxxxxxxx>]

Am 26.04.24 um 02:27 schrieb Tim Huang:
> Clear overflowed array index read warning by cast operation.
>
> Signed-off-by: Tim Huang <Tim.Huang@xxxxxxx>

Reviewed-by: Christian König <christian.koenig@xxxxxxx>

> ---
>   drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c | 3 ++-
>   1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
> index 06f0a6534a94..15c240656470 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
> @@ -473,8 +473,9 @@ static ssize_t amdgpu_debugfs_ring_read(struct file *f, char __user *buf,
>   					size_t size, loff_t *pos)
>   {
>   	struct amdgpu_ring *ring = file_inode(f)->i_private;
> -	int r, i;
>   	uint32_t value, result, early[3];
> +	loff_t i;
> +	int r;
>   
>   	if (*pos & 3 || size & 3)
>   		return -EINVAL;