From 172b0b653b5e229d1daa8bbe69ad2d7e5fe249d1 Mon Sep 17 00:00:00 2001
From: Nicolas James <Eele1Ephe7uZahRie@tutanota.com>
Date: Sat, 4 Apr 2026 15:12:14 +1100
Subject: Fix nullptr pName in GetInstanceProcAddr

---
 src/layer.cc         | 4 ++++
 src/layer_context.hh | 2 +-
 2 files changed, 5 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/layer.cc b/src/layer.cc
index d3112d8..bc1ab5f 100644
--- a/src/layer.cc
+++ b/src/layer.cc
@@ -1002,6 +1002,10 @@ LowLatency_GetDeviceProcAddr(VkDevice device, const char* const pName) {
 
 VKAPI_ATTR PFN_vkVoidFunction VKAPI_CALL
 LowLatency_GetInstanceProcAddr(VkInstance instance, const char* const pName) {
+    if (!pName) {
+        return nullptr;
+    }
+
     if (const auto it = instance_functions.find(pName);
         it != std::end(instance_functions)) {
 
diff --git a/src/layer_context.hh b/src/layer_context.hh
index 049684d..5c16926 100644
--- a/src/layer_context.hh
+++ b/src/layer_context.hh
@@ -82,7 +82,7 @@ class LayerContext final : public Context {
     std::shared_ptr<dispatch_context_t<DT>> get_context(const DT& dt) {
         const auto key = get_key(dt);
 
-        const auto lock = std::scoped_lock(this->mutex);
+        const auto lock = std::scoped_lock{this->mutex};
         const auto it = this->contexts.find(key);
         assert(it != std::end(this->contexts));
 
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