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

[Jason Ekstrand]

Pushed with my R-B

On Thu, Dec 22, 2016 at 2:03 PM, Arda Coskunses <acoskunses at gmail.com>
wrote:

> Without this check driver crash when application window
> closed unexpectedly.
> Acked-by: Edward O'Callaghan <funfunctor at folklore194.net>
> ---
>  src/vulkan/wsi/wsi_common_x11.c | 4 ++++
>  1 file changed, 4 insertions(+)
>
> diff --git a/src/vulkan/wsi/wsi_common_x11.c b/src/vulkan/wsi/wsi_common_
> x11.c
> index 037aa50..345740e 100644
> --- a/src/vulkan/wsi/wsi_common_x11.c
> +++ b/src/vulkan/wsi/wsi_common_x11.c
> @@ -261,6 +261,10 @@ VkBool32 wsi_get_physical_device_xcb_
> presentation_support(
>     struct wsi_x11_connection *wsi_conn =
>        wsi_x11_get_connection(wsi_device, alloc, connection);
>
> +   if (!wsi_conn) {
> +      return false;
> +   }
> +
>     if (!wsi_conn->has_dri3) {
>        fprintf(stderr, "vulkan: No DRI3 support\n");
>        return false;
> --
> 2.7.4
>
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