On Wed, Jul 04, 2018 at 12:48:10PM +0300, Dan Carpenter wrote:
> The > should be >= here so that we don't read beyond the end of the
> dma->buflist[] array.
>
> Signed-off-by: Dan Carpenter <dan.carpen...@oracle.com>
Uh, another root-hole driver ... Applied, thanks for the patch.
-Daniel
>
> diff --git a/drivers/gpu/drm/savage/savage_state.c
> b/drivers/gpu/drm/savage/savage_state.c
> index 2db89bed52e8..7559a820bd43 100644
> --- a/drivers/gpu/drm/savage/savage_state.c
> +++ b/drivers/gpu/drm/savage/savage_state.c
> @@ -971,7 +971,7 @@ int savage_bci_cmdbuf(struct drm_device *dev, void *data,
> struct drm_file *file_
> LOCK_TEST_WITH_RETURN(dev, file_priv);
>
> if (dma && dma->buflist) {
> - if (cmdbuf->dma_idx > dma->buf_count) {
> + if (cmdbuf->dma_idx >= dma->buf_count) {
> DRM_ERROR
> ("vertex buffer index %u out of range (0-%u)\n",
> cmdbuf->dma_idx, dma->buf_count - 1);
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--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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