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fix infinite loop (suggested change by rjayne at convera dot com)

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fixes bug #1160195

Originally committed as revision 4434 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer
2005-07-11 22:34:34 +00:00
parent b7b84107b5
commit 472ea1284e
1 changed files with 3 additions and 0 deletions
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3
libavcodec/cinepak.c
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@@ -274,6 +274,9 @@ static int cinepak_decode_strip (CinepakContext *s,
while ((data + 4) <= eod) {
chunk_id = BE_16 (&data[0]);
chunk_size = BE_16 (&data[2]) - 4;
if(chunk_size < 0)
return -1;
data += 4;
chunk_size = ((data + chunk_size) > eod) ? (eod - data) : chunk_size;