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Code Issues Releases Activity

avformat/matroskadec: address a missing AVPacket free

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Fixes memleaks.

Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer 2018-04-04 10:54:14 -03:00
parent 2accdd3871
commit 2f0e0deadc
1 changed files with 2 additions and 11 deletions
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13
libavformat/matroskadec.c
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@ -3152,7 +3152,7 @@ static int matroska_parse_frame(MatroskaDemuxContext *matroska,
MatroskaTrackEncoding *encodings = track->encodings.elem;
uint8_t *pkt_data = data;
int offset = 0, res;
AVPacket *pkt;
AVPacket pktl, *pkt = &pktl;
if (encodings && !encodings->type && encodings->scope & 1) {
res = matroska_decode_buffer(&pkt_data, &pkt_size, track);
@ -3177,15 +3177,8 @@ static int matroska_parse_frame(MatroskaDemuxContext *matroska,
AV_RB32(&data[4]) != MKBETAG('i', 'c', 'p', 'f'))
offset = 8;
pkt = av_mallocz(sizeof(AVPacket));
if (!pkt) {
if (pkt_data != data)
av_freep(&pkt_data);
return AVERROR(ENOMEM);
}
/* XXX: prevent data copy... */
if (av_new_packet(pkt, pkt_size + offset) < 0) {
av_free(pkt);
res = AVERROR(ENOMEM);
goto fail;
}
@ -3210,7 +3203,6 @@ static int matroska_parse_frame(MatroskaDemuxContext *matroska,
additional_size + 8);
if (!side_data) {
av_packet_unref(pkt);
av_free(pkt);
return AVERROR(ENOMEM);
}
AV_WB64(side_data, additional_id);
@ -3223,7 +3215,6 @@ static int matroska_parse_frame(MatroskaDemuxContext *matroska,
10);
if (!side_data) {
av_packet_unref(pkt);
av_free(pkt);
return AVERROR(ENOMEM);
}
discard_padding = av_rescale_q(discard_padding,
@ -3253,7 +3244,7 @@ FF_ENABLE_DEPRECATION_WARNINGS
res = ff_packet_list_put(&matroska->queue, &matroska->queue_end, pkt, 0);
if (res < 0) {
av_packet_free(&pkt);
av_packet_unref(pkt);
return AVERROR(ENOMEM);
}