commit ee1871384aeb9ad785a9b1dcecae578439ee5207
author Neelkamal Semwal <neelkamal.semwal@ittiam.com> Wed Jul 14 09:50:52 2021 +0530
committer Ray Essick <essick@google.com> Wed Aug 18 10:56:49 2021 -0700
tree 1b2b119d343f91d91944d708f42513b9fbfb5852
parent bc06bfb915abd2a2597670bd114bdf08faab821f

mp3dec: Ignore integer overflow in pvmp3_st_intensity

Test: poc in bug description
Test: atest Mp3DecoderTest -- --enable-module-dynamic-download=true
Test: atest VtsHalMediaC2V1_0TargetAudioDecTest

Bug: 170373840

Change-Id: I7f1614bf418f5b1df25846316099110d87ce91b8

media/codecs/mp3dec/src/pvmp3_stereo_proc.cpp

diff --git a/media/codecs/mp3dec/src/pvmp3_stereo_proc.cpp b/media/codecs/mp3dec/src/pvmp3_stereo_proc.cpp
index 4338c43..c04f7f3 100644
--- a/media/codecs/mp3dec/src/pvmp3_stereo_proc.cpp
+++ b/media/codecs/mp3dec/src/pvmp3_stereo_proc.cpp
@@ -219,6 +219,9 @@
 ; FUNCTION CODE
 ----------------------------------------------------------------------------*/
 
+#if __has_attribute(no_sanitize)
+__attribute__((no_sanitize("integer")))
+#endif
 void pvmp3_st_intensity(int32 xr[SUBBANDS_NUMBER*FILTERBANK_BANDS],
                         int32 xl[SUBBANDS_NUMBER*FILTERBANK_BANDS],
                         int32 is_pos,