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avformat: Remove unnecessary av_packet_unref()

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Since bae8844e the packet will always be unreferenced when a demuxer
returns an error, so that a lot of calls to av_packet_unref() in lots of
demuxers are now redundant and can be removed.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
Signed-off-by: Marton Balint <cus@passwd.hu>
This commit is contained in:
Andreas Rheinhardt 2020-01-07 14:55:40 +01:00 • committed by Marton Balint
parent bbea268aa8
commit 6a67d518d6
52 changed files with 17 additions and 108 deletions
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3
libavformat/swfdec.c
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@ -399,7 +399,6 @@ static int swf_read_packet(AVFormatContext *s, AVPacket *pkt)
if (linesize * height > pkt->size) {
res = AVERROR_INVALIDDATA;
av_packet_unref(pkt);
goto bitmap_end;
}
@ -489,7 +488,6 @@ bitmap_end_skip:
if ((res = av_new_packet(pkt, len)) < 0)
return res;
if (avio_read(pb, pkt->data, 4) != 4) {
av_packet_unref(pkt);
return AVERROR_INVALIDDATA;
}
if (AV_RB32(pkt->data) == 0xffd8ffd9 ||
@ -506,7 +504,6 @@ bitmap_end_skip:
}
if (res != pkt->size) {
if (res < 0) {
av_packet_unref(pkt);
return res;
}
av_shrink_packet(pkt, res);