From f0a7a19ebcb04927ff16ff420bfa20e1b4fa66a6 Mon Sep 17 00:00:00 2001
From: Sasha Szpakowski <slime73@gmail.com>
Date: Sat, 4 Jan 2025 16:19:30 -0400
Subject: [PATCH] vulkan: fix crash on quit if no window has been created.

---
 src/modules/graphics/vulkan/Graphics.cpp | 20 +++++++++++++++++---
 1 file changed, 17 insertions(+), 3 deletions(-)

diff --git a/src/modules/graphics/vulkan/Graphics.cpp b/src/modules/graphics/vulkan/Graphics.cpp
index e388bae1a..4229d4bd2 100644
--- a/src/modules/graphics/vulkan/Graphics.cpp
+++ b/src/modules/graphics/vulkan/Graphics.cpp
@@ -3241,9 +3241,23 @@ void Graphics::cleanup()
 		vkDestroyFramebuffer(device, entry.second, nullptr);
 	framebuffers.clear();
 
-	vkDestroyCommandPool(device, commandPool, nullptr);
-	vkDestroyPipelineCache(device, pipelineCache, nullptr);
-	vkDestroyDevice(device, nullptr);
+	if (commandPool != VK_NULL_HANDLE)
+	{
+		vkDestroyCommandPool(device, commandPool, nullptr);
+		commandPool = VK_NULL_HANDLE;
+	}
+
+	if (pipelineCache != VK_NULL_HANDLE)
+	{
+		vkDestroyPipelineCache(device, pipelineCache, nullptr);
+		pipelineCache = VK_NULL_HANDLE;
+	}
+
+	if (device != VK_NULL_HANDLE)
+	{
+		vkDestroyDevice(device, nullptr);
+		device = VK_NULL_HANDLE;
+	}
 }
 
 void Graphics::cleanupSwapChain()