From 13df32ba3f9584e87fcf5f73ca84c6e024fc1332 Mon Sep 17 00:00:00 2001
From: Flyinghead <raphael.jean@gmail.com>
Date: Sun, 8 Jan 2023 11:06:47 +0100
Subject: [PATCH] vk: check vkGetInstanceProcAddr value before use and report
 error

Tentative fix for MINIDUMP-1F
---
 core/rend/vulkan/vulkan_context.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/core/rend/vulkan/vulkan_context.cpp b/core/rend/vulkan/vulkan_context.cpp
index b50dc6af2..c9adbc224 100644
--- a/core/rend/vulkan/vulkan_context.cpp
+++ b/core/rend/vulkan/vulkan_context.cpp
@@ -139,6 +139,10 @@ bool VulkanContext::InitInstance(const char** extensions, uint32_t extensions_co
 #if VULKAN_HPP_DISPATCH_LOADER_DYNAMIC == 1
 		static vk::DynamicLoader dl;
 		PFN_vkGetInstanceProcAddr vkGetInstanceProcAddr = dl.getProcAddress<PFN_vkGetInstanceProcAddr>("vkGetInstanceProcAddr");
+		if (vkGetInstanceProcAddr == nullptr) {
+			ERROR_LOG(RENDERER, "Vulkan entry point vkGetInstanceProcAddr not found");
+			return false;
+		}
 		VULKAN_HPP_DEFAULT_DISPATCHER.init(vkGetInstanceProcAddr);
 #endif
 		u32 apiVersion = vk::enumerateInstanceVersion();