[Mesa-dev] [PATCH] vulkan/wsi/x11: don't crash on null visual

Jason Ekstrand jason at jlekstrand.net
Thu Dec 22 21:56:42 UTC 2016


Reviewed-by: Jason Ekstrand <jason at jlekstrand.net>

On Thu, Dec 22, 2016 at 1:55 PM, Arda Coskunses <acoskunses at gmail.com>
wrote:

> When application window closed unexpectedly due to
> lost window visualtypes getting invlaid parameters
> which is causing a crash. Necessary check is added
> to prevent the crash.
> ---
>  src/vulkan/wsi/wsi_common_x11.c | 3 +++
>  1 file changed, 3 insertions(+)
>
> diff --git a/src/vulkan/wsi/wsi_common_x11.c b/src/vulkan/wsi/wsi_common_
> x11.c
> index afb7809..08b0479 100644
> --- a/src/vulkan/wsi/wsi_common_x11.c
> +++ b/src/vulkan/wsi/wsi_common_x11.c
> @@ -354,6 +354,9 @@ x11_surface_get_capabilities(VkIcdSurfaceBase
> *icd_surface,
>     xcb_visualtype_t *visual =
>        get_visualtype_for_window(conn, window, &visual_depth);
>
> +   if (!visual)
> +      return VK_ERROR_SURFACE_LOST_KHR;
> +
>     geom = xcb_get_geometry_reply(conn, geom_cookie, &err);
>     if (geom) {
>        VkExtent2D extent = { geom->width, geom->height };
> --
> 2.7.4
>
> _______________________________________________
> mesa-dev mailing list
> mesa-dev at lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/mesa-dev
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://lists.freedesktop.org/archives/mesa-dev/attachments/20161222/d04dcc9c/attachment.html>


More information about the mesa-dev mailing list