From aa8b40c7a5853c58365037004a408bd7895108ed Mon Sep 17 00:00:00 2001
From: pineappleEA <pineaea@gmail.com>
Date: Thu, 8 Apr 2021 02:54:01 +0200
Subject: [PATCH] early-access version 1565

---
 README.md                                              | 2 +-
 src/core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.cpp | 8 +++++++-
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index a2e463be8..fe5604c5f 100755
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 yuzu emulator early access
 =============
 
-This is the source code for early-access 1564.
+This is the source code for early-access 1565.
 
 ## Legal Notice
 
diff --git a/src/core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.cpp b/src/core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.cpp
index 933d42f3f..2edd803f3 100755
--- a/src/core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.cpp
+++ b/src/core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.cpp
@@ -248,7 +248,13 @@ NvResult nvhost_ctrl_gpu::ZBCSetTable(const std::vector<u8>& input, std::vector<
     IoctlZbcSetTable params{};
     std::memcpy(&params, input.data(), input.size());
     // TODO(ogniK): What does this even actually do?
-    std::memcpy(output.data(), &params, output.size());
+
+    // Prevent null pointer being passed as arg 1
+    if (output.empty()) {
+        LOG_WARNING(Service_NVDRV, "Avoiding passing null pointer to memcpy");
+    } else {
+        std::memcpy(output.data(), &params, output.size());
+    }
     return NvResult::Success;
 }