commit 355b15bb1695118ef85c02e3ddc28335ad9c696d
author Ray Essick <essick@google.com> Mon Aug 13 11:30:12 2018 -0700
committer Ray Essick <essick@google.com> Mon Aug 13 11:30:12 2018 -0700
tree 0d59e7766b5b9bca4a53e7eb4a6bad144968db79
parent 84cca0ae89ba23522f12076d08e7dad288571f77

clear allocated memory for mp3 decoding buffers

mp3 decoder assumed malloc() was returning zero'd memory;
replace malloc() with calloc() so that this assumption is true.

Bug: 112005441
Test: manual

media/libstagefright/codecs/mp3dec/SoftMP3.cpp

diff --git a/media/libstagefright/codecs/mp3dec/SoftMP3.cpp b/media/libstagefright/codecs/mp3dec/SoftMP3.cpp
index 2364684..cd984f0 100644
--- a/media/libstagefright/codecs/mp3dec/SoftMP3.cpp
+++ b/media/libstagefright/codecs/mp3dec/SoftMP3.cpp
@@ -114,7 +114,7 @@
     mConfig->crcEnabled = false;
 
     uint32_t memRequirements = pvmp3_decoderMemRequirements();
-    mDecoderBuf = malloc(memRequirements);
+    mDecoderBuf = calloc(1, memRequirements);
 
     pvmp3_InitDecoder(mConfig, mDecoderBuf);
     mIsFirst = true;