avformat/mov: Free temp buffer upon negative sample_size error.

2d8d554f15 added a new error condition
to mov_read_stsz() but forgot to free a temporary buffer when it
occurs.

Signed-off-by: Dale Curtis <dalecurtis@chromium.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit cd0771c38c)
This commit is contained in:
Dale Curtis 2020-05-18 15:35:35 -07:00 committed by Michael Niedermayer
parent 0a4e978f35
commit 7c01f27701

View File

@ -2875,6 +2875,7 @@ static int mov_read_stsz(MOVContext *c, AVIOContext *pb, MOVAtom atom)
for (i = 0; i < entries && !pb->eof_reached; i++) {
sc->sample_sizes[i] = get_bits_long(&gb, field_size);
if (sc->sample_sizes[i] < 0) {
av_free(buf);
av_log(c->fc, AV_LOG_ERROR, "Invalid sample size %d\n", sc->sample_sizes[i]);
return AVERROR_INVALIDDATA;
}