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Perform parameter check before parameter assignment to avoid incorrect initialization in resetFreqBandTables().

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Bug: 186777497
Test: atest android.media.cts.DecoderTestAacFormat android.media.cts.DecoderTestXheAac android.media.cts.DecoderTestAacDrc
Change-Id: I5af625905b1e4365fa84423d186c227a49707f72
This commit is contained in:
Fraunhofer IIS FDK
2021-03-16 14:43:10 +01:00
committed by Jean-Michel Trivi
parent e15d049ded
commit cab99f4b6a
1 changed files with 8 additions and 8 deletions
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16
libSBRdec/src/sbrdec_freq_sca.cpp
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@@ -1,7 +1,7 @@
/* -----------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
© Copyright 1995 - 2019 Fraunhofer-Gesellschaft zur Förderung der angewandten
© Copyright 1995 - 2021 Fraunhofer-Gesellschaft zur Förderung der angewandten
Forschung e.V. All rights reserved.
1. INTRODUCTION
@@ -765,9 +765,6 @@ resetFreqBandTables(HANDLE_SBR_HEADER_DATA hHeaderData, const UINT flags) {
sbrdecUpdateLoRes(hFreq->freqBandTable[0], &nBandsLo, hFreq->freqBandTable[1],
nBandsHi);
hFreq->nSfb[0] = nBandsLo;
hFreq->nSfb[1] = nBandsHi;
/* Check index to freqBandTable[0] */
if (!(nBandsLo > 0) ||
(nBandsLo > (((hHeaderData->numberOfAnalysisBands == 16)
@@ -777,6 +774,9 @@ resetFreqBandTables(HANDLE_SBR_HEADER_DATA hHeaderData, const UINT flags) {
return SBRDEC_UNSUPPORTED_CONFIG;
}
hFreq->nSfb[0] = nBandsLo;
hFreq->nSfb[1] = nBandsHi;
lsb = hFreq->freqBandTable[0][0];
usb = hFreq->freqBandTable[0][nBandsLo];
@@ -814,15 +814,15 @@ resetFreqBandTables(HANDLE_SBR_HEADER_DATA hHeaderData, const UINT flags) {
if (intTemp == 0) intTemp = 1;
if (intTemp > MAX_NOISE_COEFFS) {
return SBRDEC_UNSUPPORTED_CONFIG;
}
hFreq->nNfb = intTemp;
}
hFreq->nInvfBands = hFreq->nNfb;
if (hFreq->nNfb > MAX_NOISE_COEFFS) {
return SBRDEC_UNSUPPORTED_CONFIG;
}
/* Get noise bands */
sbrdecDownSampleLoRes(hFreq->freqBandTableNoise, hFreq->nNfb,
hFreq->freqBandTable[0], nBandsLo);