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authorJean-Michel Trivi <jmtrivi@google.com>2016-03-22 02:36:16 +0000
committerandroid-build-merger <android-build-merger@google.com>2016-03-22 02:36:16 +0000
commit47739cd9d8d7842436b90ef14207c935b0a799fe (patch)
treec907cc45bf6b870827a4c774e352d0eb670ab515
parentb3c5a4bb8442ab3158fa1f52b790fadc64546f46 (diff)
parenta06d1c2b9af1621037b48557aac42b5ecbdb03b3 (diff)
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Fix stack corruption happening in aacDecoder_drcExtractAndMap()
am: a06d1c2 * commit 'a06d1c2b9af1621037b48557aac42b5ecbdb03b3': Fix stack corruption happening in aacDecoder_drcExtractAndMap()
-rw-r--r--libAACdec/src/aacdec_drc.cpp10
1 files changed, 9 insertions, 1 deletions
diff --git a/libAACdec/src/aacdec_drc.cpp b/libAACdec/src/aacdec_drc.cpp
index 0c33a2b..9cfc5d5 100644
--- a/libAACdec/src/aacdec_drc.cpp
+++ b/libAACdec/src/aacdec_drc.cpp
@@ -2,7 +2,7 @@
/* -----------------------------------------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
+© Copyright 1995 - 2013 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
All rights reserved.
1. INTRODUCTION
@@ -705,6 +705,10 @@ static int aacDecoder_drcExtractAndMap (
}
self->numPayloads = 0;
+ if (self->numThreads >= MAX_DRC_THREADS) {
+ self->numThreads = MAX_DRC_THREADS - 1;
+ }
+
if (self->dvbAncDataAvailable)
{ /* Append a DVB heavy compression payload thread if available. */
int bitsParsed;
@@ -731,6 +735,10 @@ static int aacDecoder_drcExtractAndMap (
/* coupling channels not supported */
+ if (self->numThreads >= MAX_DRC_THREADS) {
+ self->numThreads = MAX_DRC_THREADS - 1;
+ }
+
/* check for valid threads */
for (thread = 0; thread < self->numThreads; thread++) {
CDrcPayload *pThreadBs = &threadBs[thread];