From 15169cf754af3575c06b78b90ee2444c93060a19 Mon Sep 17 00:00:00 2001
From: Mark Lobodzinski <mark@lunarg.com>
Date: Tue, 30 Jun 2015 10:18:36 -0600
Subject: demos: Ensure VertexInputState is NULL if unused

Was passing in pointer to a null VertexInputState structure, but
driver needs null pointer if structure unused.
---
 demos/cube.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/demos/cube.c b/demos/cube.c
index f5391832..c9b0abaf 100644
--- a/demos/cube.c
+++ b/demos/cube.c
@@ -1332,7 +1332,6 @@ static void demo_prepare_pipeline(struct demo *demo)
 {
     VkGraphicsPipelineCreateInfo pipeline;
 
-    VkPipelineVertexInputStateCreateInfo vi;
     VkPipelineIaStateCreateInfo ia;
     VkPipelineRsStateCreateInfo rs;
     VkPipelineCbStateCreateInfo cb;
@@ -1341,8 +1340,6 @@ static void demo_prepare_pipeline(struct demo *demo)
     VkPipelineMsStateCreateInfo ms;
     VkResult U_ASSERT_ONLY err;
 
-    memset(&vi, 0, sizeof(vi));
-
     memset(&pipeline, 0, sizeof(pipeline));
     pipeline.sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO;
     pipeline.layout = demo->pipeline_layout;
@@ -1404,7 +1401,7 @@ static void demo_prepare_pipeline(struct demo *demo)
     shaderStages[1].stage  = VK_SHADER_STAGE_FRAGMENT;
     shaderStages[1].shader = demo_prepare_fs(demo);
 
-    pipeline.pVertexInputState = &vi;
+    pipeline.pVertexInputState = NULL;
     pipeline.pIaState = &ia;
     pipeline.pRsState = &rs;
     pipeline.pCbState = &cb;
-- 
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