On Thu, Mar 24, 2011 at 11:09:36 -0700, Keith Packard wrote:

> diff --git a/src/intel_dri.c b/src/intel_dri.c
> index 3b80823..f7a4fc4 100644
> --- a/src/intel_dri.c
> +++ b/src/intel_dri.c
> @@ -625,8 +625,10 @@ i830_dri2_add_frame_event(DRI2FrameEventPtr frame_event)
>       if (!AddResource(frame_event->client_id, frame_event_client_type, 
> frame_event))
>               return FALSE;
>  
> -     if (!AddResource(frame_event->drawable_id, frame_event_drawable_type, 
> frame_event))
> +     if (!AddResource(frame_event->drawable_id, frame_event_drawable_type, 
> frame_event)) {
> +             FreeResourceByType(frame_event->client_id, 
> frame_event_client_type, TRUE);
>               return FALSE;
> +     }
>  
>       return TRUE;
>  }
> @@ -705,7 +707,10 @@ I830DRI2ScheduleFlip(struct intel_screen_private *intel,
>       flip_info->event_data = data;
>       flip_info->frame = target_msc;
>  
> -     i830_dri2_add_frame_event(flip_info);
> +     if (!i830_dri2_add_frame_event(flip_info)) {
> +         free(flip_info);
> +         return FALSE;
> +     }
>  
>       /* Page flip the full screen buffer */
>       back_priv = back->driverPrivate;
> @@ -958,7 +963,10 @@ I830DRI2ScheduleSwap(ClientPtr client, DrawablePtr draw, 
> DRI2BufferPtr front,
>       I830DRI2ReferenceBuffer(front);
>       I830DRI2ReferenceBuffer(back);
>  
> -     i830_dri2_add_frame_event(swap_info);
> +     if (!i830_dri2_add_frame_event(swap_info)) {
> +         free(swap_info);

This will cause a double free as the blit_fallback path does it too.

> +         goto blit_fallback;
> +     }
>  
>       /* Get current count */
>       vbl.request.type = DRM_VBLANK_RELATIVE;
> 

Cheers,
Julien
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