From 040d84d816409e89a05c352ec85200e0f31cf4ad Mon Sep 17 00:00:00 2001
From: bunnei <bunneidev@gmail.com>
Date: Sat, 15 Dec 2018 00:22:57 -0500
Subject: [PATCH] nvhost_gpu: Skip empty GPU command lists.

---
 src/core/hle/service/nvdrv/devices/nvhost_gpu.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/core/hle/service/nvdrv/devices/nvhost_gpu.cpp b/src/core/hle/service/nvdrv/devices/nvhost_gpu.cpp
index 3bfce0110..0a650f36c 100644
--- a/src/core/hle/service/nvdrv/devices/nvhost_gpu.cpp
+++ b/src/core/hle/service/nvdrv/devices/nvhost_gpu.cpp
@@ -137,6 +137,10 @@ u32 nvhost_gpu::AllocateObjectContext(const std::vector<u8>& input, std::vector<
 }
 
 static void PushGPUEntries(Tegra::CommandList&& entries) {
+    if (entries.empty()) {
+        return;
+    }
+
     auto& dma_pusher{Core::System::GetInstance().GPU().DmaPusher()};
     dma_pusher.Push(std::move(entries));
     dma_pusher.DispatchCalls();