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vulkan/wsi/x11: don't crash on null visual

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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.

Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
Cc: "13.0" <mesa-stable@lists.freedesktop.org>
This commit is contained in:
Arda Coskunses 2016-12-22 14:55:03 -07:00 • committed by Jason Ekstrand
parent 7a4ea95f1c
commit 01dd363e67
1 changed files with 3 additions and 0 deletions
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3
src/vulkan/wsi/wsi_common_x11.c
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@ -349,6 +349,9 @@ 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 };