From 882215e1382e9114387efd97662f08f76d4618f5 Mon Sep 17 00:00:00 2001
From: "Ryan C. Gordon" <icculus@icculus.org>
Date: Sun, 11 Feb 2018 18:16:01 -0500
Subject: [PATCH] vulkan: Fix assignment of vkGetInstanceProcAddr on Windows.

"*(void**)pfn = LoadAddress()" would cast the NULL pointer in pfn to a
void**, and then dereference it, which wasn't what we wanted. Replaced with
a clearer cast operation.
---
 src/video/windows/SDL_windowsvulkan.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/video/windows/SDL_windowsvulkan.c b/src/video/windows/SDL_windowsvulkan.c
index 9fc1f01c3..42e8befc4 100644
--- a/src/video/windows/SDL_windowsvulkan.c
+++ b/src/video/windows/SDL_windowsvulkan.c
@@ -57,7 +57,7 @@ int WIN_Vulkan_LoadLibrary(_THIS, const char *path)
         return -1;
     SDL_strlcpy(_this->vulkan_config.loader_path, path,
                 SDL_arraysize(_this->vulkan_config.loader_path));
-    *(void**)vkGetInstanceProcAddr = SDL_LoadFunction(
+    vkGetInstanceProcAddr = (PFN_vkGetInstanceProcAddr) SDL_LoadFunction(
         _this->vulkan_config.loader_handle, "vkGetInstanceProcAddr");
     if(!vkGetInstanceProcAddr)
         goto fail;