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avformat/mp3dec; Check for avio_size() failure

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Fixes: CID1608710 Improper use of negative value

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit bb936a1a72)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2024-07-11 20:17:00 +02:00
parent 439ca028bb
commit eb9ce850ba
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GPG Key ID: B18E8928B3948D64
1 changed files with 2 additions and 1 deletions
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libavformat/mp3dec.c
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@ -137,9 +137,10 @@ static void read_xing_toc(AVFormatContext *s, int64_t filesize, int64_t duration
int fill_index = (mp3->usetoc || fast_seek) && duration > 0;
if (!filesize &&
!(filesize = avio_size(s->pb))) {
(filesize = avio_size(s->pb)) <= 0) {
av_log(s, AV_LOG_WARNING, "Cannot determine file size, skipping TOC table.\n");
fill_index = 0;
filesize = 0;
}
for (i = 0; i < XING_TOC_COUNT; i++) {