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Code Issues Releases Activity

avformat/mov: Remove pointless EOF checks

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9888ffb1ce added checks for EOF
in loops in the mov demuxer as a precaution against timeouts;
yet there is no I/O in the loop when parsing the STSZ atom
as the values are read from an already read buffer. So remove said
checks.

Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt 2021-07-24 06:14:13 +02:00
parent c2d853c1aa
commit 65f9a8e4b8
1 changed files with 1 additions and 6 deletions
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7
libavformat/mov.c
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@ -2884,7 +2884,7 @@ static int mov_read_stsz(MOVContext *c, AVIOContext *pb, MOVAtom atom)
init_get_bits(&gb, buf, 8*num_bytes);
for (i = 0; i < entries && !pb->eof_reached; i++) {
for (i = 0; i < entries; i++) {
sc->sample_sizes[i] = get_bits_long(&gb, field_size);
if (sc->sample_sizes[i] < 0) {
av_free(buf);
@ -2898,11 +2898,6 @@ static int mov_read_stsz(MOVContext *c, AVIOContext *pb, MOVAtom atom)
av_free(buf);
if (pb->eof_reached) {
av_log(c->fc, AV_LOG_WARNING, "reached eof, corrupted STSZ atom\n");
return AVERROR_EOF;
}
return 0;
}