From 925ab37385cb5f27f4420e6308bc18500c49e24b Mon Sep 17 00:00:00 2001
From: Caleb Cornett <caleb.cornett@outlook.com>
Date: Fri, 29 Sep 2023 20:55:10 -0500
Subject: [PATCH] vulkan: Fix crash when acquiring the swapchain texture of an
 unclaimed window

---
 src/Refresh_Driver_Vulkan.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/Refresh_Driver_Vulkan.c b/src/Refresh_Driver_Vulkan.c
index a3864b1..e64fcee 100644
--- a/src/Refresh_Driver_Vulkan.c
+++ b/src/Refresh_Driver_Vulkan.c
@@ -9756,6 +9756,11 @@ static Refresh_Texture* VULKAN_AcquireSwapchainTexture(
 	VulkanPresentData *presentData;
 
 	windowData = VULKAN_INTERNAL_FetchWindowData(windowHandle);
+	if (windowData == NULL)
+	{
+		return NULL;
+	}
+
 	swapchainData = windowData->swapchainData;
 
 	/* Window is claimed but swapchain is invalid! */