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Code Issues Releases Activity

avformat/libmodplug: Fix memleaks on error

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Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
This commit is contained in:
Andreas Rheinhardt 2021-03-24 06:31:16 +01:00
parent 9e0c16fcc3
commit df6dc331dd
1 changed files with 24 additions and 13 deletions
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37
libavformat/libmodplug.c
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@ -99,6 +99,14 @@ static const AVOption options[] = {
{NULL},
};
static int modplug_read_close(AVFormatContext *s)
{
ModPlugContext *modplug = s->priv_data;
ModPlug_Unload(modplug->f);
av_freep(&modplug->buf);
return 0;
}
#define SET_OPT_IF_REQUESTED(libopt, opt, flag) do { \
if (modplug->opt) { \
settings.libopt = modplug->opt; \
@ -168,6 +176,7 @@ static int modplug_read_header(AVFormatContext *s)
ModPlug_Settings settings;
ModPlugContext *modplug = s->priv_data;
int64_t sz = avio_size(pb);
int ret;
if (sz < 0) {
av_log(s, AV_LOG_WARNING, "Could not determine file size\n");
@ -221,8 +230,10 @@ static int modplug_read_header(AVFormatContext *s)
return AVERROR_INVALIDDATA;
}
st = avformat_new_stream(s, NULL);
if (!st)
return AVERROR(ENOMEM);
if (!st) {
ret = AVERROR(ENOMEM);
goto fail;
}
avpriv_set_pts_info(st, 64, 1, 1000);
st->duration = ModPlug_GetLength(modplug->f);
st->codecpar->codec_type = AVMEDIA_TYPE_AUDIO;
@ -235,8 +246,10 @@ static int modplug_read_header(AVFormatContext *s)
if (modplug->video_stream) {
AVStream *vst = avformat_new_stream(s, NULL);
if (!vst)
return AVERROR(ENOMEM);
if (!vst) {
ret = AVERROR(ENOMEM);
goto fail;
}
avpriv_set_pts_info(vst, 64, 1, 1000);
vst->duration = st->duration;
vst->codecpar->codec_type = AVMEDIA_TYPE_VIDEO;
@ -247,7 +260,13 @@ static int modplug_read_header(AVFormatContext *s)
modplug->fsize = modplug->linesize * modplug->h;
}
return modplug_load_metadata(s);
ret = modplug_load_metadata(s);
if (ret < 0)
goto fail;
return 0;
fail:
modplug_read_close(s);
return ret;
}
static void write_text(uint8_t *dst, const char *s, int linesize, int x, int y)
@ -332,14 +351,6 @@ static int modplug_read_packet(AVFormatContext *s, AVPacket *pkt)
return 0;
}
static int modplug_read_close(AVFormatContext *s)
{
ModPlugContext *modplug = s->priv_data;
ModPlug_Unload(modplug->f);
av_freep(&modplug->buf);
return 0;
}
static int modplug_read_seek(AVFormatContext *s, int stream_idx, int64_t ts, int flags)
{
ModPlugContext *modplug = s->priv_data;