Merge "Fix sanitizer in handleTransitionLocked."
diff --git a/opengl/libs/EGL/egl_display.cpp b/opengl/libs/EGL/egl_display.cpp
index 4e5833a..3c1edd1 100644
--- a/opengl/libs/EGL/egl_display.cpp
+++ b/opengl/libs/EGL/egl_display.cpp
@@ -79,6 +79,10 @@
 }
 
 egl_display_t* egl_display_t::get(EGLDisplay dpy) {
+    if (uintptr_t(dpy) == 0) {
+        return nullptr;
+    }
+
     uintptr_t index = uintptr_t(dpy)-1U;
     if (index >= NUM_DISPLAYS || !sDisplay[index].isValid()) {
         return nullptr;
diff --git a/services/surfaceflinger/RenderEngine/GLES20RenderEngine.cpp b/services/surfaceflinger/RenderEngine/GLES20RenderEngine.cpp
index 37a530b..9c0af8b 100644
--- a/services/surfaceflinger/RenderEngine/GLES20RenderEngine.cpp
+++ b/services/surfaceflinger/RenderEngine/GLES20RenderEngine.cpp
@@ -166,12 +166,12 @@
         size_t vpw, size_t vph, Rect sourceCrop, size_t hwh, bool yswap,
         Transform::orientation_flags rotation) {
 
-    size_t l = sourceCrop.left;
-    size_t r = sourceCrop.right;
+    int32_t l = sourceCrop.left;
+    int32_t r = sourceCrop.right;
 
     // In GL, (0, 0) is the bottom-left corner, so flip y coordinates
-    size_t t = hwh - sourceCrop.top;
-    size_t b = hwh - sourceCrop.bottom;
+    int32_t t = hwh - sourceCrop.top;
+    int32_t b = hwh - sourceCrop.bottom;
 
     mat4 m;
     if (yswap) {