[PATCH 4/4] winex11: implement vk_icdGetInstanceProcAddr

---
 dlls/winex11.drv/vulkan.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/dlls/winex11.drv/vulkan.c b/dlls/winex11.drv/vulkan.c
index d3fe9c390a..eb2220181d 100644
--- a/dlls/winex11.drv/vulkan.c
+++ b/dlls/winex11.drv/vulkan.c
@@ -87,8 +87,10 @@ PFN_vkVoidFunction WINAPI X11DRV_vkGetInstanceProcAddr(VkInstance instance, cons
 
 void* WINAPI X11DRV_vk_icdGetInstanceProcAddr(VkInstance instance, const char* pName)
 {
-    FIXME("stub: %p, %s\n", instance, pName ? pName : "NULL");
-    return NULL;
+    TRACE("%p, %s\n", instance, pName ? pName : "NULL");
+
+    /* vkGetInstanceProcAddr came in ICD version 0, so implement on top of it as it is older. */
+    return X11DRV_vkGetInstanceProcAddr(instance, pName);
 }
 
 VkResult WINAPI X11DRV_vk_icdNegotiateLoaderICDInterfaceVersion(uint32_t* pSupportedVersion)
-- 
2.13.6