InputMapper: use a reference for InputDeviceInfo parameter

This makes the code a bit safer, especially since we never check for
this parameter being null.

Bug: 245989146
Test: atest inputflinger_tests
Test: dump motion ranges from a test app, check they're still there
Change-Id: I2754e57c8b261f86ad69891098c9762b96e9ec55
diff --git a/services/inputflinger/reader/InputDevice.cpp b/services/inputflinger/reader/InputDevice.cpp
index 69363b6..ddf6c87 100644
--- a/services/inputflinger/reader/InputDevice.cpp
+++ b/services/inputflinger/reader/InputDevice.cpp
@@ -465,7 +465,7 @@
                              mHasMic, getAssociatedDisplayId().value_or(ADISPLAY_ID_NONE));
 
     for_each_mapper(
-            [&outDeviceInfo](InputMapper& mapper) { mapper.populateDeviceInfo(&outDeviceInfo); });
+            [&outDeviceInfo](InputMapper& mapper) { mapper.populateDeviceInfo(outDeviceInfo); });
 
     if (mController) {
         mController->populateDeviceInfo(&outDeviceInfo);
diff --git a/services/inputflinger/reader/mapper/CursorInputMapper.cpp b/services/inputflinger/reader/mapper/CursorInputMapper.cpp
index b12a009..2b1a298 100644
--- a/services/inputflinger/reader/mapper/CursorInputMapper.cpp
+++ b/services/inputflinger/reader/mapper/CursorInputMapper.cpp
@@ -81,31 +81,31 @@
     return mSource;
 }
 
-void CursorInputMapper::populateDeviceInfo(InputDeviceInfo* info) {
+void CursorInputMapper::populateDeviceInfo(InputDeviceInfo& info) {
     InputMapper::populateDeviceInfo(info);
 
     if (mParameters.mode == Parameters::Mode::POINTER) {
         if (const auto bounds = mPointerController->getBounds(); bounds) {
-            info->addMotionRange(AMOTION_EVENT_AXIS_X, mSource, bounds->left, bounds->right, 0.0f,
-                                 0.0f, 0.0f);
-            info->addMotionRange(AMOTION_EVENT_AXIS_Y, mSource, bounds->top, bounds->bottom, 0.0f,
-                                 0.0f, 0.0f);
+            info.addMotionRange(AMOTION_EVENT_AXIS_X, mSource, bounds->left, bounds->right, 0.0f,
+                                0.0f, 0.0f);
+            info.addMotionRange(AMOTION_EVENT_AXIS_Y, mSource, bounds->top, bounds->bottom, 0.0f,
+                                0.0f, 0.0f);
         }
     } else {
-        info->addMotionRange(AMOTION_EVENT_AXIS_X, mSource, -1.0f, 1.0f, 0.0f, mXScale, 0.0f);
-        info->addMotionRange(AMOTION_EVENT_AXIS_Y, mSource, -1.0f, 1.0f, 0.0f, mYScale, 0.0f);
-        info->addMotionRange(AMOTION_EVENT_AXIS_RELATIVE_X, mSource, -1.0f, 1.0f, 0.0f, mXScale,
-                             0.0f);
-        info->addMotionRange(AMOTION_EVENT_AXIS_RELATIVE_Y, mSource, -1.0f, 1.0f, 0.0f, mYScale,
-                             0.0f);
+        info.addMotionRange(AMOTION_EVENT_AXIS_X, mSource, -1.0f, 1.0f, 0.0f, mXScale, 0.0f);
+        info.addMotionRange(AMOTION_EVENT_AXIS_Y, mSource, -1.0f, 1.0f, 0.0f, mYScale, 0.0f);
+        info.addMotionRange(AMOTION_EVENT_AXIS_RELATIVE_X, mSource, -1.0f, 1.0f, 0.0f, mXScale,
+                            0.0f);
+        info.addMotionRange(AMOTION_EVENT_AXIS_RELATIVE_Y, mSource, -1.0f, 1.0f, 0.0f, mYScale,
+                            0.0f);
     }
-    info->addMotionRange(AMOTION_EVENT_AXIS_PRESSURE, mSource, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f);
+    info.addMotionRange(AMOTION_EVENT_AXIS_PRESSURE, mSource, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f);
 
     if (mCursorScrollAccumulator.haveRelativeVWheel()) {
-        info->addMotionRange(AMOTION_EVENT_AXIS_VSCROLL, mSource, -1.0f, 1.0f, 0.0f, 0.0f, 0.0f);
+        info.addMotionRange(AMOTION_EVENT_AXIS_VSCROLL, mSource, -1.0f, 1.0f, 0.0f, 0.0f, 0.0f);
     }
     if (mCursorScrollAccumulator.haveRelativeHWheel()) {
-        info->addMotionRange(AMOTION_EVENT_AXIS_HSCROLL, mSource, -1.0f, 1.0f, 0.0f, 0.0f, 0.0f);
+        info.addMotionRange(AMOTION_EVENT_AXIS_HSCROLL, mSource, -1.0f, 1.0f, 0.0f, 0.0f, 0.0f);
     }
 }
 
diff --git a/services/inputflinger/reader/mapper/CursorInputMapper.h b/services/inputflinger/reader/mapper/CursorInputMapper.h
index 939cceb..5f02203 100644
--- a/services/inputflinger/reader/mapper/CursorInputMapper.h
+++ b/services/inputflinger/reader/mapper/CursorInputMapper.h
@@ -57,7 +57,7 @@
     virtual ~CursorInputMapper();
 
     virtual uint32_t getSources() const override;
-    virtual void populateDeviceInfo(InputDeviceInfo* deviceInfo) override;
+    virtual void populateDeviceInfo(InputDeviceInfo& deviceInfo) override;
     virtual void dump(std::string& dump) override;
     [[nodiscard]] std::list<NotifyArgs> configure(nsecs_t when,
                                                   const InputReaderConfiguration* config,
diff --git a/services/inputflinger/reader/mapper/ExternalStylusInputMapper.cpp b/services/inputflinger/reader/mapper/ExternalStylusInputMapper.cpp
index 2809939..a44d15b 100644
--- a/services/inputflinger/reader/mapper/ExternalStylusInputMapper.cpp
+++ b/services/inputflinger/reader/mapper/ExternalStylusInputMapper.cpp
@@ -30,11 +30,11 @@
     return AINPUT_SOURCE_STYLUS;
 }
 
-void ExternalStylusInputMapper::populateDeviceInfo(InputDeviceInfo* info) {
+void ExternalStylusInputMapper::populateDeviceInfo(InputDeviceInfo& info) {
     InputMapper::populateDeviceInfo(info);
     if (mRawPressureAxis.valid) {
-        info->addMotionRange(AMOTION_EVENT_AXIS_PRESSURE, AINPUT_SOURCE_STYLUS, 0.0f, 1.0f, 0.0f,
-                             0.0f, 0.0f);
+        info.addMotionRange(AMOTION_EVENT_AXIS_PRESSURE, AINPUT_SOURCE_STYLUS, 0.0f, 1.0f, 0.0f,
+                            0.0f, 0.0f);
     }
 }
 
diff --git a/services/inputflinger/reader/mapper/ExternalStylusInputMapper.h b/services/inputflinger/reader/mapper/ExternalStylusInputMapper.h
index b6c9055..11b5315 100644
--- a/services/inputflinger/reader/mapper/ExternalStylusInputMapper.h
+++ b/services/inputflinger/reader/mapper/ExternalStylusInputMapper.h
@@ -30,7 +30,7 @@
     virtual ~ExternalStylusInputMapper() = default;
 
     uint32_t getSources() const override;
-    void populateDeviceInfo(InputDeviceInfo* deviceInfo) override;
+    void populateDeviceInfo(InputDeviceInfo& deviceInfo) override;
     void dump(std::string& dump) override;
     [[nodiscard]] std::list<NotifyArgs> configure(nsecs_t when,
                                                   const InputReaderConfiguration* config,
diff --git a/services/inputflinger/reader/mapper/InputMapper.cpp b/services/inputflinger/reader/mapper/InputMapper.cpp
index ba2ea99..9cf3696 100644
--- a/services/inputflinger/reader/mapper/InputMapper.cpp
+++ b/services/inputflinger/reader/mapper/InputMapper.cpp
@@ -29,8 +29,8 @@
 
 InputMapper::~InputMapper() {}
 
-void InputMapper::populateDeviceInfo(InputDeviceInfo* info) {
-    info->addSource(getSources());
+void InputMapper::populateDeviceInfo(InputDeviceInfo& info) {
+    info.addSource(getSources());
 }
 
 void InputMapper::dump(std::string& dump) {}
diff --git a/services/inputflinger/reader/mapper/InputMapper.h b/services/inputflinger/reader/mapper/InputMapper.h
index 104305b..2722edd 100644
--- a/services/inputflinger/reader/mapper/InputMapper.h
+++ b/services/inputflinger/reader/mapper/InputMapper.h
@@ -51,7 +51,7 @@
     inline InputReaderPolicyInterface* getPolicy() { return getContext()->getPolicy(); }
 
     virtual uint32_t getSources() const = 0;
-    virtual void populateDeviceInfo(InputDeviceInfo* deviceInfo);
+    virtual void populateDeviceInfo(InputDeviceInfo& deviceInfo);
     virtual void dump(std::string& dump);
     [[nodiscard]] virtual std::list<NotifyArgs> configure(nsecs_t when,
                                                           const InputReaderConfiguration* config,
diff --git a/services/inputflinger/reader/mapper/JoystickInputMapper.cpp b/services/inputflinger/reader/mapper/JoystickInputMapper.cpp
index d7f8b17..7724cf7 100644
--- a/services/inputflinger/reader/mapper/JoystickInputMapper.cpp
+++ b/services/inputflinger/reader/mapper/JoystickInputMapper.cpp
@@ -29,7 +29,7 @@
     return AINPUT_SOURCE_JOYSTICK;
 }
 
-void JoystickInputMapper::populateDeviceInfo(InputDeviceInfo* info) {
+void JoystickInputMapper::populateDeviceInfo(InputDeviceInfo& info) {
     InputMapper::populateDeviceInfo(info);
 
     for (const auto& [_, axis] : mAxes) {
@@ -41,16 +41,16 @@
     }
 }
 
-void JoystickInputMapper::addMotionRange(int32_t axisId, const Axis& axis, InputDeviceInfo* info) {
-    info->addMotionRange(axisId, AINPUT_SOURCE_JOYSTICK, axis.min, axis.max, axis.flat, axis.fuzz,
-                         axis.resolution);
+void JoystickInputMapper::addMotionRange(int32_t axisId, const Axis& axis, InputDeviceInfo& info) {
+    info.addMotionRange(axisId, AINPUT_SOURCE_JOYSTICK, axis.min, axis.max, axis.flat, axis.fuzz,
+                        axis.resolution);
     /* In order to ease the transition for developers from using the old axes
      * to the newer, more semantically correct axes, we'll continue to register
      * the old axes as duplicates of their corresponding new ones.  */
     int32_t compatAxis = getCompatAxis(axisId);
     if (compatAxis >= 0) {
-        info->addMotionRange(compatAxis, AINPUT_SOURCE_JOYSTICK, axis.min, axis.max, axis.flat,
-                             axis.fuzz, axis.resolution);
+        info.addMotionRange(compatAxis, AINPUT_SOURCE_JOYSTICK, axis.min, axis.max, axis.flat,
+                            axis.fuzz, axis.resolution);
     }
 }
 
diff --git a/services/inputflinger/reader/mapper/JoystickInputMapper.h b/services/inputflinger/reader/mapper/JoystickInputMapper.h
index 72b8a52..9ca4176 100644
--- a/services/inputflinger/reader/mapper/JoystickInputMapper.h
+++ b/services/inputflinger/reader/mapper/JoystickInputMapper.h
@@ -26,7 +26,7 @@
     virtual ~JoystickInputMapper();
 
     virtual uint32_t getSources() const override;
-    virtual void populateDeviceInfo(InputDeviceInfo* deviceInfo) override;
+    virtual void populateDeviceInfo(InputDeviceInfo& deviceInfo) override;
     virtual void dump(std::string& dump) override;
     [[nodiscard]] std::list<NotifyArgs> configure(nsecs_t when,
                                                   const InputReaderConfiguration* config,
@@ -106,7 +106,7 @@
     static bool isCenteredAxis(int32_t axis);
     static int32_t getCompatAxis(int32_t axis);
 
-    static void addMotionRange(int32_t axisId, const Axis& axis, InputDeviceInfo* info);
+    static void addMotionRange(int32_t axisId, const Axis& axis, InputDeviceInfo& info);
     static void setPointerCoordsAxisValue(PointerCoords* pointerCoords, int32_t axis, float value);
 };
 
diff --git a/services/inputflinger/reader/mapper/KeyboardInputMapper.cpp b/services/inputflinger/reader/mapper/KeyboardInputMapper.cpp
index f39e004..269c106 100644
--- a/services/inputflinger/reader/mapper/KeyboardInputMapper.cpp
+++ b/services/inputflinger/reader/mapper/KeyboardInputMapper.cpp
@@ -85,18 +85,18 @@
     return ADISPLAY_ID_NONE;
 }
 
-void KeyboardInputMapper::populateDeviceInfo(InputDeviceInfo* info) {
+void KeyboardInputMapper::populateDeviceInfo(InputDeviceInfo& info) {
     InputMapper::populateDeviceInfo(info);
 
-    info->setKeyboardType(mKeyboardType);
-    info->setKeyCharacterMap(getDeviceContext().getKeyCharacterMap());
+    info.setKeyboardType(mKeyboardType);
+    info.setKeyCharacterMap(getDeviceContext().getKeyCharacterMap());
 
     if (mKeyboardLayoutInfo) {
-        info->setKeyboardLayoutInfo(*mKeyboardLayoutInfo);
+        info.setKeyboardLayoutInfo(*mKeyboardLayoutInfo);
     } else {
         std::optional<RawLayoutInfo> layoutInfo = getDeviceContext().getRawLayoutInfo();
         if (layoutInfo) {
-            info->setKeyboardLayoutInfo(
+            info.setKeyboardLayoutInfo(
                     KeyboardLayoutInfo(layoutInfo->languageTag, layoutInfo->layoutType));
         }
     }
diff --git a/services/inputflinger/reader/mapper/KeyboardInputMapper.h b/services/inputflinger/reader/mapper/KeyboardInputMapper.h
index da5b8ee..2fc82c3 100644
--- a/services/inputflinger/reader/mapper/KeyboardInputMapper.h
+++ b/services/inputflinger/reader/mapper/KeyboardInputMapper.h
@@ -27,7 +27,7 @@
     ~KeyboardInputMapper() override = default;
 
     uint32_t getSources() const override;
-    void populateDeviceInfo(InputDeviceInfo* deviceInfo) override;
+    void populateDeviceInfo(InputDeviceInfo& deviceInfo) override;
     void dump(std::string& dump) override;
     [[nodiscard]] std::list<NotifyArgs> configure(nsecs_t when,
                                                   const InputReaderConfiguration* config,
diff --git a/services/inputflinger/reader/mapper/RotaryEncoderInputMapper.cpp b/services/inputflinger/reader/mapper/RotaryEncoderInputMapper.cpp
index 2ff26ed..94cc145 100644
--- a/services/inputflinger/reader/mapper/RotaryEncoderInputMapper.cpp
+++ b/services/inputflinger/reader/mapper/RotaryEncoderInputMapper.cpp
@@ -37,7 +37,7 @@
     return mSource;
 }
 
-void RotaryEncoderInputMapper::populateDeviceInfo(InputDeviceInfo* info) {
+void RotaryEncoderInputMapper::populateDeviceInfo(InputDeviceInfo& info) {
     InputMapper::populateDeviceInfo(info);
 
     if (mRotaryEncoderScrollAccumulator.haveRelativeVWheel()) {
@@ -52,8 +52,8 @@
                   "default to 1.0!\n");
         }
         mScalingFactor = scalingFactor.value_or(1.0f);
-        info->addMotionRange(AMOTION_EVENT_AXIS_SCROLL, mSource, -1.0f, 1.0f, 0.0f, 0.0f,
-                             res.value_or(0.0f) * mScalingFactor);
+        info.addMotionRange(AMOTION_EVENT_AXIS_SCROLL, mSource, -1.0f, 1.0f, 0.0f, 0.0f,
+                            res.value_or(0.0f) * mScalingFactor);
     }
 }
 
diff --git a/services/inputflinger/reader/mapper/RotaryEncoderInputMapper.h b/services/inputflinger/reader/mapper/RotaryEncoderInputMapper.h
index cb5fd88..a0516c4 100644
--- a/services/inputflinger/reader/mapper/RotaryEncoderInputMapper.h
+++ b/services/inputflinger/reader/mapper/RotaryEncoderInputMapper.h
@@ -29,7 +29,7 @@
     virtual ~RotaryEncoderInputMapper();
 
     virtual uint32_t getSources() const override;
-    virtual void populateDeviceInfo(InputDeviceInfo* deviceInfo) override;
+    virtual void populateDeviceInfo(InputDeviceInfo& deviceInfo) override;
     virtual void dump(std::string& dump) override;
     [[nodiscard]] std::list<NotifyArgs> configure(nsecs_t when,
                                                   const InputReaderConfiguration* config,
diff --git a/services/inputflinger/reader/mapper/SensorInputMapper.cpp b/services/inputflinger/reader/mapper/SensorInputMapper.cpp
index ba08823..60e6727 100644
--- a/services/inputflinger/reader/mapper/SensorInputMapper.cpp
+++ b/services/inputflinger/reader/mapper/SensorInputMapper.cpp
@@ -73,12 +73,12 @@
     }
 }
 
-void SensorInputMapper::populateDeviceInfo(InputDeviceInfo* info) {
+void SensorInputMapper::populateDeviceInfo(InputDeviceInfo& info) {
     InputMapper::populateDeviceInfo(info);
 
     for (const auto& [sensorType, sensor] : mSensors) {
-        info->addSensorInfo(sensor.sensorInfo);
-        info->setHasSensor(true);
+        info.addSensorInfo(sensor.sensorInfo);
+        info.setHasSensor(true);
     }
 }
 
diff --git a/services/inputflinger/reader/mapper/SensorInputMapper.h b/services/inputflinger/reader/mapper/SensorInputMapper.h
index 043a895..7f47df7 100644
--- a/services/inputflinger/reader/mapper/SensorInputMapper.h
+++ b/services/inputflinger/reader/mapper/SensorInputMapper.h
@@ -31,7 +31,7 @@
     ~SensorInputMapper() override;
 
     uint32_t getSources() const override;
-    void populateDeviceInfo(InputDeviceInfo* deviceInfo) override;
+    void populateDeviceInfo(InputDeviceInfo& deviceInfo) override;
     void dump(std::string& dump) override;
     [[nodiscard]] std::list<NotifyArgs> configure(nsecs_t when,
                                                   const InputReaderConfiguration* config,
diff --git a/services/inputflinger/reader/mapper/TouchInputMapper.cpp b/services/inputflinger/reader/mapper/TouchInputMapper.cpp
index a943a03..943097a 100644
--- a/services/inputflinger/reader/mapper/TouchInputMapper.cpp
+++ b/services/inputflinger/reader/mapper/TouchInputMapper.cpp
@@ -134,16 +134,16 @@
     return mSource;
 }
 
-void TouchInputMapper::populateDeviceInfo(InputDeviceInfo* info) {
+void TouchInputMapper::populateDeviceInfo(InputDeviceInfo& info) {
     InputMapper::populateDeviceInfo(info);
 
     if (mDeviceMode == DeviceMode::DISABLED) {
         return;
     }
 
-    info->addMotionRange(mOrientedRanges.x);
-    info->addMotionRange(mOrientedRanges.y);
-    info->addMotionRange(mOrientedRanges.pressure);
+    info.addMotionRange(mOrientedRanges.x);
+    info.addMotionRange(mOrientedRanges.y);
+    info.addMotionRange(mOrientedRanges.pressure);
 
     if (mDeviceMode == DeviceMode::UNSCALED && mSource == AINPUT_SOURCE_TOUCHPAD) {
         // Populate RELATIVE_X and RELATIVE_Y motion ranges for touchpad capture mode.
@@ -153,46 +153,46 @@
         // touchpad in one sample cycle.
         const InputDeviceInfo::MotionRange& x = mOrientedRanges.x;
         const InputDeviceInfo::MotionRange& y = mOrientedRanges.y;
-        info->addMotionRange(AMOTION_EVENT_AXIS_RELATIVE_X, mSource, -x.max, x.max, x.flat, x.fuzz,
-                             x.resolution);
-        info->addMotionRange(AMOTION_EVENT_AXIS_RELATIVE_Y, mSource, -y.max, y.max, y.flat, y.fuzz,
-                             y.resolution);
+        info.addMotionRange(AMOTION_EVENT_AXIS_RELATIVE_X, mSource, -x.max, x.max, x.flat, x.fuzz,
+                            x.resolution);
+        info.addMotionRange(AMOTION_EVENT_AXIS_RELATIVE_Y, mSource, -y.max, y.max, y.flat, y.fuzz,
+                            y.resolution);
     }
 
     if (mOrientedRanges.size) {
-        info->addMotionRange(*mOrientedRanges.size);
+        info.addMotionRange(*mOrientedRanges.size);
     }
 
     if (mOrientedRanges.touchMajor) {
-        info->addMotionRange(*mOrientedRanges.touchMajor);
-        info->addMotionRange(*mOrientedRanges.touchMinor);
+        info.addMotionRange(*mOrientedRanges.touchMajor);
+        info.addMotionRange(*mOrientedRanges.touchMinor);
     }
 
     if (mOrientedRanges.toolMajor) {
-        info->addMotionRange(*mOrientedRanges.toolMajor);
-        info->addMotionRange(*mOrientedRanges.toolMinor);
+        info.addMotionRange(*mOrientedRanges.toolMajor);
+        info.addMotionRange(*mOrientedRanges.toolMinor);
     }
 
     if (mOrientedRanges.orientation) {
-        info->addMotionRange(*mOrientedRanges.orientation);
+        info.addMotionRange(*mOrientedRanges.orientation);
     }
 
     if (mOrientedRanges.distance) {
-        info->addMotionRange(*mOrientedRanges.distance);
+        info.addMotionRange(*mOrientedRanges.distance);
     }
 
     if (mOrientedRanges.tilt) {
-        info->addMotionRange(*mOrientedRanges.tilt);
+        info.addMotionRange(*mOrientedRanges.tilt);
     }
 
     if (mCursorScrollAccumulator.haveRelativeVWheel()) {
-        info->addMotionRange(AMOTION_EVENT_AXIS_VSCROLL, mSource, -1.0f, 1.0f, 0.0f, 0.0f, 0.0f);
+        info.addMotionRange(AMOTION_EVENT_AXIS_VSCROLL, mSource, -1.0f, 1.0f, 0.0f, 0.0f, 0.0f);
     }
     if (mCursorScrollAccumulator.haveRelativeHWheel()) {
-        info->addMotionRange(AMOTION_EVENT_AXIS_HSCROLL, mSource, -1.0f, 1.0f, 0.0f, 0.0f, 0.0f);
+        info.addMotionRange(AMOTION_EVENT_AXIS_HSCROLL, mSource, -1.0f, 1.0f, 0.0f, 0.0f, 0.0f);
     }
-    info->setButtonUnderPad(mParameters.hasButtonUnderPad);
-    info->setUsiVersion(mParameters.usiVersion);
+    info.setButtonUnderPad(mParameters.hasButtonUnderPad);
+    info.setUsiVersion(mParameters.usiVersion);
 }
 
 void TouchInputMapper::dump(std::string& dump) {
diff --git a/services/inputflinger/reader/mapper/TouchInputMapper.h b/services/inputflinger/reader/mapper/TouchInputMapper.h
index df66846..ae7faa9 100644
--- a/services/inputflinger/reader/mapper/TouchInputMapper.h
+++ b/services/inputflinger/reader/mapper/TouchInputMapper.h
@@ -150,7 +150,7 @@
     ~TouchInputMapper() override;
 
     uint32_t getSources() const override;
-    void populateDeviceInfo(InputDeviceInfo* deviceInfo) override;
+    void populateDeviceInfo(InputDeviceInfo& deviceInfo) override;
     void dump(std::string& dump) override;
     [[nodiscard]] std::list<NotifyArgs> configure(nsecs_t when,
                                                   const InputReaderConfiguration* config,
diff --git a/services/inputflinger/reader/mapper/TouchpadInputMapper.cpp b/services/inputflinger/reader/mapper/TouchpadInputMapper.cpp
index 4c56b05..ec4bc21 100644
--- a/services/inputflinger/reader/mapper/TouchpadInputMapper.cpp
+++ b/services/inputflinger/reader/mapper/TouchpadInputMapper.cpp
@@ -206,9 +206,9 @@
     return AINPUT_SOURCE_MOUSE | AINPUT_SOURCE_TOUCHPAD;
 }
 
-void TouchpadInputMapper::populateDeviceInfo(InputDeviceInfo* info) {
+void TouchpadInputMapper::populateDeviceInfo(InputDeviceInfo& info) {
     InputMapper::populateDeviceInfo(info);
-    mGestureConverter.populateMotionRanges(*info);
+    mGestureConverter.populateMotionRanges(info);
 }
 
 void TouchpadInputMapper::dump(std::string& dump) {
diff --git a/services/inputflinger/reader/mapper/TouchpadInputMapper.h b/services/inputflinger/reader/mapper/TouchpadInputMapper.h
index 94da1b3..fb36d92 100644
--- a/services/inputflinger/reader/mapper/TouchpadInputMapper.h
+++ b/services/inputflinger/reader/mapper/TouchpadInputMapper.h
@@ -41,7 +41,7 @@
     ~TouchpadInputMapper();
 
     uint32_t getSources() const override;
-    void populateDeviceInfo(InputDeviceInfo* deviceInfo) override;
+    void populateDeviceInfo(InputDeviceInfo& deviceInfo) override;
     void dump(std::string& dump) override;
 
     [[nodiscard]] std::list<NotifyArgs> configure(nsecs_t when,
diff --git a/services/inputflinger/reader/mapper/VibratorInputMapper.cpp b/services/inputflinger/reader/mapper/VibratorInputMapper.cpp
index 7645b12..2c77fc4 100644
--- a/services/inputflinger/reader/mapper/VibratorInputMapper.cpp
+++ b/services/inputflinger/reader/mapper/VibratorInputMapper.cpp
@@ -29,10 +29,10 @@
     return 0;
 }
 
-void VibratorInputMapper::populateDeviceInfo(InputDeviceInfo* info) {
+void VibratorInputMapper::populateDeviceInfo(InputDeviceInfo& info) {
     InputMapper::populateDeviceInfo(info);
 
-    info->setVibrator(true);
+    info.setVibrator(true);
 }
 
 std::list<NotifyArgs> VibratorInputMapper::process(const RawEvent* rawEvent) {
diff --git a/services/inputflinger/reader/mapper/VibratorInputMapper.h b/services/inputflinger/reader/mapper/VibratorInputMapper.h
index e98f63a..e665973 100644
--- a/services/inputflinger/reader/mapper/VibratorInputMapper.h
+++ b/services/inputflinger/reader/mapper/VibratorInputMapper.h
@@ -26,7 +26,7 @@
     virtual ~VibratorInputMapper();
 
     virtual uint32_t getSources() const override;
-    virtual void populateDeviceInfo(InputDeviceInfo* deviceInfo) override;
+    virtual void populateDeviceInfo(InputDeviceInfo& deviceInfo) override;
     [[nodiscard]] std::list<NotifyArgs> process(const RawEvent* rawEvent) override;
 
     [[nodiscard]] std::list<NotifyArgs> vibrate(const VibrationSequence& sequence, ssize_t repeat,
diff --git a/services/inputflinger/tests/InputReader_test.cpp b/services/inputflinger/tests/InputReader_test.cpp
index cdd2439..62b5e12 100644
--- a/services/inputflinger/tests/InputReader_test.cpp
+++ b/services/inputflinger/tests/InputReader_test.cpp
@@ -123,7 +123,7 @@
 
 static void assertAxisResolution(MultiTouchInputMapper& mapper, int axis, float resolution) {
     InputDeviceInfo info;
-    mapper.populateDeviceInfo(&info);
+    mapper.populateDeviceInfo(info);
 
     const InputDeviceInfo::MotionRange* motionRange =
             info.getMotionRange(axis, AINPUT_SOURCE_TOUCHSCREEN);
@@ -132,7 +132,7 @@
 
 static void assertAxisNotPresent(MultiTouchInputMapper& mapper, int axis) {
     InputDeviceInfo info;
-    mapper.populateDeviceInfo(&info);
+    mapper.populateDeviceInfo(info);
 
     const InputDeviceInfo::MotionRange* motionRange =
             info.getMotionRange(axis, AINPUT_SOURCE_TOUCHSCREEN);
@@ -255,11 +255,11 @@
 private:
     uint32_t getSources() const override { return mSources; }
 
-    void populateDeviceInfo(InputDeviceInfo* deviceInfo) override {
+    void populateDeviceInfo(InputDeviceInfo& deviceInfo) override {
         InputMapper::populateDeviceInfo(deviceInfo);
 
         if (mKeyboardType != AINPUT_KEYBOARD_TYPE_NONE) {
-            deviceInfo->setKeyboardType(mKeyboardType);
+            deviceInfo.setKeyboardType(mKeyboardType);
         }
     }
 
@@ -3808,7 +3808,7 @@
     CursorInputMapper& mapper = addMapperAndConfigure<CursorInputMapper>();
 
     InputDeviceInfo info;
-    mapper.populateDeviceInfo(&info);
+    mapper.populateDeviceInfo(info);
 
     // Initially there may not be a valid motion range.
     ASSERT_EQ(nullptr, info.getMotionRange(AINPUT_MOTION_RANGE_X, AINPUT_SOURCE_MOUSE));
@@ -3820,7 +3820,7 @@
     mFakePointerController->setBounds(1, 2, 800 - 1, 480 - 1);
 
     InputDeviceInfo info2;
-    mapper.populateDeviceInfo(&info2);
+    mapper.populateDeviceInfo(info2);
 
     ASSERT_NO_FATAL_FAILURE(assertMotionRange(info2,
             AINPUT_MOTION_RANGE_X, AINPUT_SOURCE_MOUSE,
@@ -3838,7 +3838,7 @@
     CursorInputMapper& mapper = addMapperAndConfigure<CursorInputMapper>();
 
     InputDeviceInfo info;
-    mapper.populateDeviceInfo(&info);
+    mapper.populateDeviceInfo(info);
 
     ASSERT_NO_FATAL_FAILURE(assertMotionRange(info,
             AINPUT_MOTION_RANGE_X, AINPUT_SOURCE_TRACKBALL,
@@ -8481,7 +8481,7 @@
     MultiTouchInputMapper& mapper = addMapperAndConfigure<MultiTouchInputMapper>();
 
     InputDeviceInfo info;
-    mapper.populateDeviceInfo(&info);
+    mapper.populateDeviceInfo(info);
     ASSERT_NO_FATAL_FAILURE(assertMotionRange(info,
             AINPUT_MOTION_RANGE_PRESSURE, AINPUT_SOURCE_TOUCHSCREEN,
             0.0f, RAW_PRESSURE_MAX * 0.01, 0.0f, 0.0f));
diff --git a/services/inputflinger/tests/fuzzers/CursorInputFuzzer.cpp b/services/inputflinger/tests/fuzzers/CursorInputFuzzer.cpp
index be85026..9a19b97 100644
--- a/services/inputflinger/tests/fuzzers/CursorInputFuzzer.cpp
+++ b/services/inputflinger/tests/fuzzers/CursorInputFuzzer.cpp
@@ -60,7 +60,7 @@
                     std::list<NotifyArgs> unused =
                             mapper.configure(fdp->ConsumeIntegral<nsecs_t>(), &policyConfig, 0);
                     InputDeviceInfo info;
-                    mapper.populateDeviceInfo(&info);
+                    mapper.populateDeviceInfo(info);
                 },
                 [&]() -> void {
                     int32_t type, code;
diff --git a/services/inputflinger/tests/fuzzers/KeyboardInputFuzzer.cpp b/services/inputflinger/tests/fuzzers/KeyboardInputFuzzer.cpp
index 8e2d677..33e7dbf 100644
--- a/services/inputflinger/tests/fuzzers/KeyboardInputFuzzer.cpp
+++ b/services/inputflinger/tests/fuzzers/KeyboardInputFuzzer.cpp
@@ -59,7 +59,7 @@
                 },
                 [&]() -> void {
                     InputDeviceInfo info;
-                    mapper.populateDeviceInfo(&info);
+                    mapper.populateDeviceInfo(info);
                 },
                 [&]() -> void { mapper.getSources(); },
                 [&]() -> void {
diff --git a/services/inputflinger/tests/fuzzers/MultiTouchInputFuzzer.cpp b/services/inputflinger/tests/fuzzers/MultiTouchInputFuzzer.cpp
index 011455b..59cb94a 100644
--- a/services/inputflinger/tests/fuzzers/MultiTouchInputFuzzer.cpp
+++ b/services/inputflinger/tests/fuzzers/MultiTouchInputFuzzer.cpp
@@ -74,7 +74,7 @@
                 },
                 [&]() -> void {
                     InputDeviceInfo info;
-                    mapper.populateDeviceInfo(&info);
+                    mapper.populateDeviceInfo(info);
                 },
                 [&]() -> void { mapper.getSources(); },
                 [&]() -> void {