From 3e34ad6890a08bc2572da52a6b4fc2f967b4681d Mon Sep 17 00:00:00 2001
From: James Rowe <jroweboy@gmail.com>
Date: Thu, 16 Jan 2020 23:17:07 -0700
Subject: [PATCH] Hack: Workaround crash when loading state and gyro is used

---
 src/core/hle/service/hid/hid.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/core/hle/service/hid/hid.cpp b/src/core/hle/service/hid/hid.cpp
index 012a37e6bc..6898c1024e 100644
--- a/src/core/hle/service/hid/hid.cpp
+++ b/src/core/hle/service/hid/hid.cpp
@@ -207,6 +207,10 @@ void Module::UpdateAccelerometerCallback(u64 userdata, s64 cycles_late) {
     next_accelerometer_index = (next_accelerometer_index + 1) % mem->accelerometer.entries.size();
 
     Common::Vec3<float> accel;
+    if (!motion_device) {
+        is_device_reload_pending.exchange(true);
+        return;
+    }
     std::tie(accel, std::ignore) = motion_device->GetStatus();
     accel *= accelerometer_coef;
     // TODO(wwylele): do a time stretch like the one in UpdateGyroscopeCallback
@@ -254,6 +258,10 @@ void Module::UpdateGyroscopeCallback(u64 userdata, s64 cycles_late) {
     GyroscopeDataEntry& gyroscope_entry = mem->gyroscope.entries[mem->gyroscope.index];
 
     Common::Vec3<float> gyro;
+    if (!motion_device) {
+        is_device_reload_pending.exchange(true);
+        return;
+    }
     std::tie(std::ignore, gyro) = motion_device->GetStatus();
     double stretch = system.perf_stats->GetLastFrameTimeScale();
     gyro *= gyroscope_coef * static_cast<float>(stretch);