6 files changed, 18 insertions, 12 deletions
diff --git a/src/core/hle/service/glue/arp.cpp b/src/core/hle/service/glue/arp.cpp
index 322125135..7b1c6677c 100644
--- a/src/core/hle/service/glue/arp.cpp
+++ b/src/core/hle/service/glue/arp.cpp
@@ -157,9 +157,9 @@ class IRegistrar final : public ServiceFramework<IRegistrar> {
     friend class ARP_W;
 
 public:
-    explicit IRegistrar(
-        Core::System& system_,
-        std::function<ResultCode(u64, ApplicationLaunchProperty, std::vector<u8>)> issuer)
+    using IssuerFn = std::function<ResultCode(u64, ApplicationLaunchProperty, std::vector<u8>)>;
+
+    explicit IRegistrar(Core::System& system_, IssuerFn&& issuer)
         : ServiceFramework{system_, "IRegistrar"}, issue_process_id{std::move(issuer)} {
         // clang-format off
         static const FunctionInfo functions[] = {
@@ -238,9 +238,9 @@ private:
         rb.Push(RESULT_SUCCESS);
     }
 
-    std::function<ResultCode(u64, ApplicationLaunchProperty, std::vector<u8>)> issue_process_id;
+    IssuerFn issue_process_id;
     bool issued = false;
-    ApplicationLaunchProperty launch;
+    ApplicationLaunchProperty launch{};
     std::vector<u8> control;
 };
 
diff --git a/src/core/hle/service/hid/controllers/npad.cpp b/src/core/hle/service/hid/controllers/npad.cpp
index 783386fcf..113a41254 100644
--- a/src/core/hle/service/hid/controllers/npad.cpp
+++ b/src/core/hle/service/hid/controllers/npad.cpp
@@ -147,7 +147,7 @@ bool Controller_NPad::IsDeviceHandleValid(const DeviceHandle& device_handle) {
            device_handle.device_index < DeviceIndex::MaxDeviceIndex;
 }
 
-Controller_NPad::Controller_NPad(Core::System& system) : ControllerBase(system), system(system) {
+Controller_NPad::Controller_NPad(Core::System& system) : ControllerBase(system) {
     latest_vibration_values.fill({DEFAULT_VIBRATION_VALUE, DEFAULT_VIBRATION_VALUE});
 }
 
diff --git a/src/core/hle/service/hid/controllers/npad.h b/src/core/hle/service/hid/controllers/npad.h
index 14d0ac067..c3b07bd41 100644
--- a/src/core/hle/service/hid/controllers/npad.h
+++ b/src/core/hle/service/hid/controllers/npad.h
@@ -587,6 +587,5 @@ private:
     std::array<ControllerPad, 10> npad_pad_states{};
     std::array<TriggerState, 10> npad_trigger_states{};
     bool is_in_lr_assignment_mode{false};
-    Core::System& system;
 };
 } // namespace Service::HID
diff --git a/src/core/hle/service/set/set.cpp b/src/core/hle/service/set/set.cpp
index bc7dc776f..fbdc4793d 100644
--- a/src/core/hle/service/set/set.cpp
+++ b/src/core/hle/service/set/set.cpp
@@ -104,9 +104,10 @@ void GetKeyCodeMapImpl(Kernel::HLERequestContext& ctx) {
         layout = key_code->second;
     }
 
+    ctx.WriteBuffer(layout);
+
     IPC::ResponseBuilder rb{ctx, 2};
     rb.Push(RESULT_SUCCESS);
-    ctx.WriteBuffer(layout);
 }
 } // Anonymous namespace
 
diff --git a/src/core/hle/service/time/time_zone_service.cpp b/src/core/hle/service/time/time_zone_service.cpp
index 3117627cf..19d7a1a0c 100644
--- a/src/core/hle/service/time/time_zone_service.cpp
+++ b/src/core/hle/service/time/time_zone_service.cpp
@@ -140,11 +140,12 @@ void ITimeZoneService::ToPosixTime(Kernel::HLERequestContext& ctx) {
         return;
     }
 
+    ctx.WriteBuffer(posix_time);
+
     // TODO(bunnei): Handle multiple times
     IPC::ResponseBuilder rb{ctx, 3};
     rb.Push(RESULT_SUCCESS);
     rb.PushRaw<u32>(1); // Number of times we're returning
-    ctx.WriteBuffer(posix_time);
 }
 
 void ITimeZoneService::ToPosixTimeWithMyRule(Kernel::HLERequestContext& ctx) {
@@ -163,10 +164,11 @@ void ITimeZoneService::ToPosixTimeWithMyRule(Kernel::HLERequestContext& ctx) {
         return;
     }
 
+    ctx.WriteBuffer(posix_time);
+
     IPC::ResponseBuilder rb{ctx, 3};
     rb.Push(RESULT_SUCCESS);
     rb.PushRaw<u32>(1); // Number of times we're returning
-    ctx.WriteBuffer(posix_time);
 }
 
 } // namespace Service::Time
diff --git a/src/core/hle/service/vi/vi.cpp b/src/core/hle/service/vi/vi.cpp
index 348360b51..7ae07d072 100644
--- a/src/core/hle/service/vi/vi.cpp
+++ b/src/core/hle/service/vi/vi.cpp
@@ -1129,9 +1129,11 @@ private:
         }
 
         NativeWindow native_window{*buffer_queue_id};
+        const auto buffer_size = ctx.WriteBuffer(native_window.Serialize());
+
         IPC::ResponseBuilder rb{ctx, 4};
         rb.Push(RESULT_SUCCESS);
-        rb.Push<u64>(ctx.WriteBuffer(native_window.Serialize()));
+        rb.Push<u64>(buffer_size);
     }
 
     void CloseLayer(Kernel::HLERequestContext& ctx) {
@@ -1173,10 +1175,12 @@ private:
         }
 
         NativeWindow native_window{*buffer_queue_id};
+        const auto buffer_size = ctx.WriteBuffer(native_window.Serialize());
+
         IPC::ResponseBuilder rb{ctx, 6};
         rb.Push(RESULT_SUCCESS);
         rb.Push(*layer_id);
-        rb.Push<u64>(ctx.WriteBuffer(native_window.Serialize()));
+        rb.Push<u64>(buffer_size);
     }
 
     void DestroyStrayLayer(Kernel::HLERequestContext& ctx) {