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Merge remote-tracking branch 'qatar/master'

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* qatar/master:
  alsdec: check block length

See: 0ceca269b66ec12a23bf0907bd2c220513cdbf16
Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-12-11 01:21:06 +01:00
commit 43f9255368
1 changed files with 5 additions and 0 deletions
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5
libavcodec/alsdec.c
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@ -1391,6 +1391,11 @@ static int read_frame_data(ALSDecContext *ctx, unsigned int ra_frame)
for (b = 0; b < ctx->num_blocks; b++) {
bd.block_length = div_blocks[b];
if (bd.block_length <= 0) {
av_log(ctx->avctx, AV_LOG_WARNING,
"Invalid block length %d in channel data!\n", bd.block_length);
continue;
}
for (c = 0; c < avctx->channels; c++) {
bd.const_block = ctx->const_block + c;