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electronicarts: check bytes per sample for validity

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Prevents division by zero.
This commit is contained in:
Janne Grunau 2012-01-05 22:12:35 +01:00 committed by Michael Niedermayer
parent e70d202275
commit e390a9de6f
1 changed files with 5 additions and 0 deletions
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5
libavformat/electronicarts.c
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@ -440,6 +440,11 @@ static int ea_read_header(AVFormatContext *s,
ea->audio_codec = 0;
return 1;
}
if (ea->bytes <= 0) {
av_log(s, AV_LOG_ERROR, "Invalid number of bytes per sample: %d\n", ea->bytes);
ea->audio_codec = CODEC_ID_NONE;
return 1;
}
/* initialize the audio decoder stream */
st = avformat_new_stream(s, NULL);