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ac3dec: simplify exponent bounds checking

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Originally committed as revision 16022 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Justin Ruggles 2008-12-06 16:33:16 +00:00
parent 97679e6e38
commit 2ceccf045c
1 changed files with 1 additions and 1 deletions
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libavcodec/ac3dec.c
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@ -392,7 +392,7 @@ static int decode_exponents(GetBitContext *gbc, int exp_strategy, int ngrps,
prevexp = absexp; prevexp = absexp;
for(i=0,j=0; i<ngrps*3; i++) { for(i=0,j=0; i<ngrps*3; i++) {
prevexp += dexp[i] - 2; prevexp += dexp[i] - 2;
if (prevexp < 0 || prevexp > 24) if (prevexp > 24U)
return -1; return -1;
switch (group_size) { switch (group_size) {
case 4: dexps[j++] = prevexp; case 4: dexps[j++] = prevexp;