commit d5285db0723be8642158979dbafbfa940acee5a7
author Ivan Lozano <ivanlozano@google.com> Wed Dec 20 19:20:11 2017 +0000
committer Gerrit Code Review <noreply-gerritcodereview@google.com> Wed Dec 20 19:20:11 2017 +0000
tree c58fb4fc6121b06c3c27e76fe91a83ce23ad20ab
parent 21de2d7d9b300ca2482fe34e4e1cb58926cb5b27
parent 4931894f0318c2f32e71a497d55b0e547197f925

Merge "Fix overflow sanitizer in EffectVisualizer."

media/libeffects/visualizer/EffectVisualizer.cpp

diff --git a/media/libeffects/visualizer/EffectVisualizer.cpp b/media/libeffects/visualizer/EffectVisualizer.cpp
index 0e82339..c33f9f5 100644
--- a/media/libeffects/visualizer/EffectVisualizer.cpp
+++ b/media/libeffects/visualizer/EffectVisualizer.cpp
@@ -594,7 +594,7 @@
                     deltaSmpl = CAPTURE_BUF_SIZE;
                 }
 
-                int32_t capturePoint = pContext->mCaptureIdx - deltaSmpl;
+                int32_t capturePoint = (int32_t)pContext->mCaptureIdx - deltaSmpl;
                 // a negative capturePoint means we wrap the buffer.
                 if (capturePoint < 0) {
                     uint32_t size = -capturePoint;